Proxy Switcher News

June 12, 2023

Maintenance version 7.5.0
  • Changes:
    • Future version will not have code signature due to changes in the code signing requirements and prices.
  • Improvements:
    • Updates:
      • OpenSSL 1.1.1u
      • CA root certificates updated.
      • IP2Country.

November 16, 2022

Version 7.4.0 available
  • Improvements:
    • If test for SocksV5 proxy fails, always retry as v4.
    • Updates:
      • OpenSSL 1.1.1s
      • CA root certificates updated.
      • IP2Country.

September 8, 2021

Version 7.3.0 has been released
  • Improvements:
    • Changed folder names and logic.
      • Servers that do not support SSL/TLS are now moved to "Non-SSL" folders.
      • Removed "SSL" subfolders.
    • More fine grained Special GEO rules:
      • Can have multiple rules for each county. Processing stops after the 1st rule matched is executed.
      • Filter by type allows to specity Socks server version 4 or 5.
    • User folders (under My Proxy Servers) are included in background testing.
    • Added logic to retry testing socks server with v4 protocol if there was no response to Socksv5.
    • Updates:
      • OpenSSL 1.1.1l
      • CA root certificates updated.
      • IP2Country.
  • Fixed Issues:
    • Special GEO handling fixes:
      • non-standard rules.
      • Socks servers.
    • Fix crash in Settings dialog if it's closed while the special geo settings are being edited.
    • OpenSSL state machine fix to skip re-negotion if connection is already established.
    • Unicode issues in custom tray menu notes display.
    • Out of memory error if there is an prolonged connectivity issue that prevents submitting of testing results.
      • Few minor memory leak fixes.
    • Other minor problems. 

January 31, 2021

Version 7.2.0 has been released
  • Improvements:
    • Immediate re-testing of servers that were working in last N attempts but tested as dead.
      • Added settings to control this under Scanner->Other.
    • When adding server manually try to detect address that's already in clipboard.
    • Wizard and background tasks will not move alive/working/etc. servers to "New" when re-testing.
    • Updates:
      • OpenSSL 1.1.1i
      • CA root certificates updated.
      • IP2Country
      • PCRE 8.44
  • Fixed Issues:
    • Wizard and scheduled tasks did not always properly start scanning.
    • Other minor problems. 

March 17, 2020

Version 7.1.1 available
  • Improvements:
    • Updates:
      • CA root certificates updated.
  • Fixed Issues:
    • Preferences window not fully loaded in trial mode.
    • Links to program's homepage changed to https://
    • Other minor problems.

January 27, 2020

Version 7.1.0 released
  • Improvements:
    • Compatbility with "strange" SOCKSv4 servers.
    • More flexible rules for special geo processing:
      • New modes added:
        • Option to filter by type (Alive, ...) and put in certain folder.
        • Option to match all countries.
        • Rule evalution order.
    • Tweaks:
      • Higher threshold to server relegation to "permanently dead".
      • Adjusted background scanner to re-test dead servers that are more likely to work.
      • Can set lower minimal response times for scanner.
      • Ability to set shorter auto switching period.
      • Do not switch to internal proxy server for SOCKS servers anymore.
    • Adjustable re-testing of the server when server is manually switched (View->Preferences->Scanner->Other).
    • Language picker added to the wizard.
    • Updates:
      • OpenSSL upgraded to version 1.0.2u
      • Root CA certificates.
      • Ip2Country.
  • Fixed Issues:
    • Hi-DPI:
      • Correctly restore window position.
      • Improve dialog window position.
    • When switching away from socks servers correctly clear the "connected" icon.
    • Correctly update special geo processing rules when user renames a folder.
    • Fixes for wizard.
    • In auto switch mode popup menu correctly set SSL checkmark.
    • Other minor problems.

December 5, 2019

Proxy Switcher Lite 7.1.0 released
  • Improvements:
    • High DPI support added
    • Merged all the relevant fixes from Standard/PRO versions

May 22, 2019

Major release - 7.0.0
  • Improvements:
    • Added MUI (multilingual user interface) - Russian translation is added. You can change it from View->
    • Retest the server when manually switching to the server.
    • Improved anti-malware protection.
    • New tutorial video created.
    • Auto switching UI and algorithm improvements:
      • Auto switching by default now will pick SSL enabled servers. 
      • Added button to trigger switch to the next server.
      • If auto switching is active - switch to next server is triggered if folder settings are changed.
      • Other minor improvements.
    • Optimized GUI performance - lower CPU load.
    • Restore splitter positions after restart.
    • Double-clicking on column splitter will trigger automatic width resizing.
    • Updated libraries:
      • OpenSSL upgraded to version 1.0.2r
      • ZLib upgraded to version 1.2.11
    • Updated Root CA certificates.
    • Updated Ip2Country.
  • Fixed Issues:
    • Some cases of hanging threads after handled exceptions. And some other crashes.
    • Hint tooltip window showing when it should not.
    • Honor CPU process affinity when launching threads.
    • Hash table resize memory corruption.
    • Other minor problems.

November 21, 2018

Version 6.5.0 has been released
  • Improvements:
    • Added strict checking for servers that attempt to server malware.
    • Added code to avoid connecting to servers that have tried to serve malware to anyone.
    • Test targets revamped - more stable ones added.
    • Improved HiDPI handling:
      • Fonts in main window
      • Hints
    • Updated root CA certificates.
    • Updated Ip2Country.
  • Fixed Issues:
    • Do not change target enable/disable state if program is using newer targets than built-in list.
    • Other minor problems.

June 6, 2018

Version 6.4.0 available
  • Improvements:
    • OpenSSL upgraded to version 1.0.2o
    • Major Ip2Country and IP2City updates.
  • Fixed Issues:
    • Other minor problems.

March 16, 2018

Version 6.3.0 has been released
  • Improvements:
    • Auto Switching:
      • New mode - Prefer next by alphabet.
      • New button to change switching modes from main window.
      • Reduce CPU load during startup/when no servers to take from.
    • Improved database integrity checks and repairs on startup - should help to recover in case of DB index corruption and hopefully reduce chance of future crashes.
    • Tune background task priority on single core systems (virtual machines).
    • Improved startup speed on multicore systems.
    • High DPI improvmenents:
      • Adjusted status bar text size on high dpi screens.
      • Adjusted high dpi layout for the auto switching and keep alive windows.
      • Scalable country flags.
      • Tray menu country flag scaling support.
    • OpenSSL upgraded to version 1.0.2n
    • Updated Ip2Country.
  • Fixed Issues:
    • Properly add trailing / to the URLs if it's missing. e.g. is not valid URL while is.
    • Removed endless loop (hang) condition in case of DB crash/error.
    • Font fixes.
    • Other minor problems.

October 23,2017

Version 6.2.0 released
  • Improvements:
    • Detect and mark as dead webroot proxy servers.
    • Added strict checking of allowed redirection URLs for built-in test targets.
    • Improved processing speed on multicore PCs, especially on proxy moving between folders.
    • Updated Ip2Country.
  • Fixed Issues:
    • Properly handle requests that return 0 content length.
    • Other minor problems.

September 19,2017

Version 6.1.0 released
  • Improvements:
    • Reworked all the HTTP protocol connections to simulate browser behavior more closely. Using keep-alive instead of connection close.
    • Added more DB consistency checks.
    • Updated Ip2Country.
  • Fixed Issues:
    • Fixed case of not rebinding of the built-in proxy servers when required.
    • Other minor problems.

August 04, 2017

Version 6.0.1 available
  • Improvements:
    • Reduced minimal auto switching period to 3 seconds.
    • Rebind built-in proxy servers only when needed.
    • Updated Ip2Country.
  • Fixed Issues:
    • Other minor problems.

June 22, 2017

Major version 6.0.0 is available
  • Improvements:
    • Customizable User Agent for the User Defined Test Targets.
    • Additions to CORE background scanner:
      • Re-Test all the working servers starting from the ones tested longest time ago.
      • Re-Test Dead servers picking ones that are likely to work (recently tested as working).
      • Faster stopping of the testing upon user request.
    • Reduced CPU load when testing SSL servers.
    • On settings change restart internal proxy servers only if required.
    • Updated root CA certificates.
    • Updated Ip2Country.
  • Fixed Issues:
    • Hangs caused by a bug in B+Tree.
    • Properly handle Delete key in View->Configure Test Targets...
    • Properly enable/disable items in context popup menu.
    • Changed default scanner User Agent to one matching Chrome/58.
    • Other minor problems.

May 23, 2017

Version 5.22.0 has been released
  • Improvements:
    • Added new feature "Advanced Export" - filtering and export servers to CSV file from multiple source folders.
    • Added SSL SNI (Server Name Indication) - fixes issues with virtual hosted SSL servers.
    • Added new test target - doubleclick dot net.
    • Removed stopspam target as it's API was disabled.
    • Renamed server state from (Alive) to (Alive-SSL).
    • Updated Ip2Country.
  • Fixed Issues:
    • Do not re-create icons when running from auto update.
    • Other minor problems.

January 21, 2017

Version 5.21.0 has been released
  • Improvements:
    • Avoid crashes due to timeouts on slow systems when deleting large quanities of servers.
    • Adjust running frequency of the CORE background scanner depending on how many new servers are found each run.
    • Upgraded to OpenSSL branch 1.0.2 due to 1.0.1 going out of service.
    • Updated root CA certificates.
    • Updated Ip2Country.
  • Fixed Issues:
    • Case when high anonymity testing service was falsely detected as being down.
    • Other minor problems.

November 26, 2016

Version 5.20.0 available
  • Improvements:
    • Added SSL subfolder to "Basic Anonymity"
    • Updated OpenSSL to 1.0.1u
    • Updated CA certificates
    • Updated Ip2Country.
  • Fixed Issues:
    • Few crashes when certain part of registry is unreadable.
    • Fixes few crashes in virtual tree code.
    • Other minor problems.

September 17, 2016

Version 5.19.3 released
  • Improvements:
    • Updated Ip2Country.
  • Fixed Issues:
    • Problem with moving selected proxy servers between folders (bug introduced in previous version).
    • Other minor problems.

August 25, 2016

Version 5.19.2 released
  • Improvements:
    • Avoid crashes due to timeouts on slow systems during moving of large quantities of servers between folders.
      • Added window with a progress bar when moving proxy servers.
    • Big speed up when copying a lot of servers into clipboard.
    • Implemented compressed data CORE Proxy Net.
    • Updated Ip2Country.
  • Fixed Issues:
    • Update form placed on main screen.
    • Other minor problems.

August 10, 2016

Version 5.19.1 available
  • Improvements:
    • Verify if SSL certificates presented are valid (prevent possible SSL MITM attacks).
    • More consistently show country names in tray menu tooltips.
    • Updated Ip2Country.
  • Fixed Issues:
    • Servers that were recently interfered with import/update of the same servers.
    • Other minor problems.

July 5 2016

Version 5.19.0
  • Improvements:
    • Added CORE Proxy Net background scanning:
      • Aimed at maintaining alive proxy server lists in the background.
        • Downloads freshest servers from CORE Proxy Net and places in folder New/CORE.
        • Tests downloaded servers.
        • Feeds back test results to the Net.
    • Increased scanner worker counts for faster scanning speeds:
      • PRO version - 144.
      • Standard - 96.
    • Fastest replying CORE test target site is now selected.
    • Added SHA256 digital signatures.
    • Updated download scripts.
    • Updated PCRE to version 8.39
    • Updated OpenSSL to version 1.0.1t
    • Updated Ip2Country.
  • Fixed Issues:
    • Reduce clutter in the user's profile.
    • Changed how redirects (HTTP response 300..399) are handled - now full response body is received.
    • In few cases server states were left marked as "Testing" - should be cleared on restart.
    • When pressing a button on a toolbar image now gets properly shifted.
    • Other minor problems.

April 22, 2016

Version 5.18.0 has been released
  • Improvements:
    • Added Safari under Windows 10 to browser identifications.
    • Increased auto switching default queue length.
      • Added option to change proxy auto switching queue length in preferences.
    • Improved binding server to random port:
      • Allows to bind multiple selected servers to random ports.
      • Option to unbind all temp. bound servers at once.
    • Updated Ip2Country.
  • Fixed Issues:
    • Some newer IDNs where not working properly.
    • Improved closed socket cleanup.
    • Other minor problems.

February 14, 2016

Version 5.17.0 released
  • Improvements:
  • Fixed Issues:
    • Fixed test target.
    • Fixed SSL target.
    • Fixed SSL target.
    • Should fix crashes due to hung threads relating to password saving.
    • Other minor problems.

October 19, 2015

Version 5.16.0 released
  • Improvements:
    • Special GEO Handling - can set in preferences way to treat servers from specific countries.
      Handling options can be set in Preferences.
      For each country you can set:
      • Always mark as Dead
      • If working then place in a folder set by user
      • After testing always place in a folder set by user
      • Process normally.
        • By default proxy servers from CHINA are marked as Dead.
      See this article for details.
    • During the automatic software upgrade program startup options will remain unchanged.
    • Updated Ip2Country.
  • Fixed Issues:
    • Couple small memory leaks.
    • Other minor problems.

August 8, 2015

Version 5.15.1 is available
  • Improvements:
    • Updated Ip2Country.
  • Fixed Issues:
    • In some cases proxy settings were not correctly updated in case of RAS connections being used.
    • Software upgrade in some cases not working if user name contains unicode characters.
    • Fix some lock ups during scanning.
    • Other minor problems.

July 17, 2015

Version 5.15.0 has been released .
  • Improvements:
    • Option to backup passwords to the backup as well.
    • OpenSSL updated to version 1.0.1p
    • Updated visuals, compatibility with Windows 10.
    • Updated Ip2Country.
  • Fixed Issues:
    • Backup and restore from backup problems.
      • Attempt partial recovery from old corrupted backups.

    • Other minor problems.

June 2, 2015

Version 5.14.0
  • Improvements:
    • Automatic updates added, update download speed adjustable via preferences.
    • Windows 10 compatibility.
    • Finer switching time period adjustment in automatic proxy switching.
    • Improved speeds in LAN and fast Internet connections, especially for SSL.
    • Updated Ip2Country.
  • Fixed Issues:
    • Full support of international paths - will run properly when installed in paths that don't have a valid ANSI representation.
    • Properly enable/disable context menu item "Test this server".
    • Fixed issue with running on servers under terminal services (remote desktop services).
    • In some cases not all data was received when socket was prematurely closed.
    • Improved handling of "Test" in User Defined Lists dialog.
    • Other minor problems.

March 28, 2015

Version 5.13.1 released
  • Fixed Issues:
    • Crash with filtering active.
    • Default Test Targets were not always properly updated.
    • Other minor problems.

March 20, 2015

Version 5.13.0 available
  • Improvements:
    • Revamped all the Test Targets:
      • Added automatic default test target update.
    • Performance improvements on multi-core PCs:
      • Filtering speed
      • Addition and Removal of servers
    • Reliability improvements on old/slow PCs:
      • Improved proxy list downloader throttling - on slow machines it will delay starting of too many downloaders.
      • Various timeout values are adjusted depending on the actual measured performance of the PC.
    • Further UI improvements for high DPI displays.
    • Updated Ip2Country.
  • Fixed Issues:
    • Crash when an entry is selected and sorting by name is clicked.
    • Other minor problems.

March 5, 2015

Insight into problem of old versions not finding working servers.  

March 3, 2015

Version 5.12.1 released
  • Fixed Issues:
    • Goole Images test target removed as it has stopped working via many servers.

February 12, 2015

Version 5.12.0 available
  • Improvements:
    • Improved "User defined lists":
      • Added support for file:// URL scheme to suppot locally stored files.
      • To add references to local files you can drag them from Windows Explorer.
      • Full support of IDNA (internation domain names) and unicode characters in URL.
    • Support for RAS connections that have unicode names.
    • Backup/Restore now shows what was backed up or restored.
    • Updated to OpenSSL version 1.0.1k
    • Updated Ip2Country.
  • Fixed Issues:
    • When "Test" was used in user defined lists dialog, the recent changes made to the list were not used.
    • Apple test target had stopped working due to site changes.
    • Other minor problems.

January 11, 2015

Version 5.11.3 released
    • Increased scanner worker counts for faster scanning speeds. Adjustable via Preferences dialog.
      • PRO version - 128.
      • Standard - 72.
    • Stricter checking of port settings in the preferences dialog.
    • Updated Ip2Country.
  • Fixed Issues:
    • Duplication of server entries during testing.
    • Corner cases where proxy server might be pointed to internal proxy server thus causing recursive loopback.
    • Fixed crash on shutdown that was happening if the proxy target testing was active.
    • Other minor problems.

December 4, 2014

Version 5.11.2 has been released
  • Improvements:
    • Added new option to control max count of redirects to follow.
    • "Switch to Direct Connection when exiting" option will be performed even when Internet Explorer control is set to hybrid.
    • Added TinyProxy server detection and filtering and enabled by default. This can be changed from Preferences...
      • When the server is marked as dead because the CoDeeN/TinyProxy/etc. are detected this will be shown in scan log.
    • Improved proxy list parsing speed- should handle huge pages better.
    • Updated Ip2Country.
  • Fixed Issues:
    • On some PCs where the access to certain parts of registry would fail program would hang on launch till it runs out of memory.
    • Often the background tasks would not start at all.
    • Issues in importing servers with usernames&passwords.
    • Fixed potential endless loop of redirect following during scanning.
    • Other minor problems.

December 1, 2014

Scanner Options Explained . New article gives insight into proxy scanner configuration.

November 6, 2014

Version 5.11.1 available
  • Improvements:
    • Initial per-monitor high DPI support for Windows 8 and newer.
    • Improved User defined Test Targets functionality:
      • Option to follow redirects.
        • List redirects in the Details window.
        • Cookie support.
      • Properly handle duplicate test targets.
    • Added more proxy sites, fixed and cleaned up old ones.
    • Tested for compatibility with Windows 8.1 and Windows 10 TP.
    • Disabled SSLv3 connections, only TLSv1.0 and newer are allowed now.
    • Updated Ip2Country.
  • Fixed Issues:
    • Wrong server selected when proxy server was clicked in the scanlog with filtering being active.
    • Other minor problems.

October 29, 2014

Test Target management and in depth look at proxy server testing.
These newly added articles are aimed at advanced users. Also have added troubleshooting guide when auto switching does not work.

September 30, 2014

Version 5.11.0 released
  • Improvements:
    • Auto switching mode control now shows active test targets.
    • When auto switching mode is active, test targets will be periodically resteted to ensure proper functioning.
    • Scanlog in Auto Switching mode can now show testing details via popup menu.
    • Reworked and improved User Defined Lists window
      • "Test" button added.
      • Added two columns - HTTP response and Found servers count.
      • Resizable window.
    • New functionality of proxy list parser added.
      • New site gatherproxy dot com added.
    • Changed one of default test targets from Baidu to Ask dot com
    • Updated to OpenSSL version 1.0.1i
    • Updated Ip2Country.
  • Fixed Issues:
    • Properly handle situation when user has disabled all the test targets (or they all are not working).
    • Fixed hostname validation - now accepts hostnames like K-12
    • Other minor problems.

August 17, 2014

Access via SSL is now enabled. SPDY/3.1 protocol is supported as well.

July 28, 2014

Version 5.10.1 is available
  • Improvements:
    • Improved handling of HTML parsing child processes.
    • Support for gzip for server testing and proxy list downloads.
    • Not using windows common control trees anymore.
    • Updated to OpenSSL version 1.0.1h
    • Upgraded scripting engine.
    • Updated Ip2Country.
  • Fixed Issues:
    • Multiple memory leaks.
    • SSL connections in certain cases were being closed prematurely.
    • Other minor problems.

May 21, 2014

Version 5.10.0 released
  • Improvements:
    • Completely revamped test targeting system:
      • Added "negative matching" - check for string in content that should not be there.
      • User defined targets added - full functionality in PRO version.
      • Updated built-in targets.
      • New target configuration window (main menu View->Configure Test Targets...)
        • HTTP request and response trace window.
      • For countries/places where proxy switcher domains are blocked switched from DynDns service for  to DTDns as a "last resort DNS lookup".
      • Added new wizard task named "Custom..." - user can select common sub-tasks to be performed.
      • Reworked settings storage, most settings now are stored inside psw.lz file.
      • Results of importing from text file are now reported to the scan log as well.
      • Restore from backup - if the backup is encrypted and entered password is not valid - a proper warning will be shown.
      • If the last entry of the list is deleted then the selection is set to the new last entry.
      • Updated proxy list parsing scripts.
      • Updated OpenSSL to 1.0.1g.
    • Updated Ip2Country.
  • Fixed Issues:
    • View->Internal proxy servers... works properly on Standard and Unregistered versions.
    • Other minor problems.

February 8, 2014

Version 5.9.1
  • Improvements:
    • Improved "permanently dead" server handling and re-testing algorithms:
      • If the proxy host name is not found, server goes into permanently dead".
      • Servers that are not showing up in proxy lists anymore for a certain period are deleted from "permanently dead".
      • "Permanently dead" servers that keep showing up in proxy lists but have not been tested recently will be re-tested roughly once per week.
    • Improved proxy list parser handling.
    • Updated Ip2Country.
  • Fixed Issues:
    • Memory corruption fixed in one of external libraries, should result in improved stability.
    • Reports correct scanning error instead of "cont-no-sock targets left"
    • Other minor problems.

December 10, 2013

Version 5.9.0 has been released.
  • Improvements:
    • Complete support for installation on removable drives - license upgrades for PRO portable operation coming soon.
      • Installer detects if target drive is removable and issues appropriate notice.
    • Proxy list downloader speedup - HTML parsing child processes are being reused.
    • Updated proxy list downloading scripts.
    • Big performance gains with filtering enabled and scanning active.
    • Added system proxy settings change testing - if there are problems with proxy settings change a warning in log window will be printed.
    • News functionality added - can display personalized news and notices.
    • Added new browser agents - IE9 and IE10.
    • Upgraded to OpenSSL 1.0.1e
    • Updated Ip2Country.
  • Fixed Issues:
    • Certain invalid host/domain names were accepted into proxy list.
    • Multiple problems with HTML parsing.
    • Other minor problems.

September 1, 2013

Version 5.8.1 released
  • Improvements:
    • Added Export option from User-Defined lists.
  • Fixed Issues:
    • In some cases no proxy servers were shown in the list while there are servers present in the folder.
    • Some of toolbar buttons should not disappear on some machines.
    • Crash on start on some Windows Vista systems.
    • Other minor problems.

August 22, 2013

New article about beating geolocation limitatations.

August 8, 2013

Version 5.8.0 available including full high DPI display support.
  • Improvements:
    • Complete large font (high DPI support) including tray icons and tool bar and all the dialogs.
    • 32bit alpha blended tray icons.
    • New option to completly disable proxy use history
    • Updated Ip2Country.
  • Fixed Issues:
    • GDI resource leaking on Windows newer than XP.
    • Other minor problems.

July 30, 2013

June 17, 2013

Version 5.7.2
  • Improvements:
    • Improved customization of user defined user-agent.
    • Updated Ip2Country.
  • Fixed Issues:
    • Internal proxy server now properly handles all IP address based exclusions.
    • Avoid crash when user tries to bind two actions to same hotkey in preferences.
    • Windows 2003 x64 post SP2 release tcpip.sys driver treated as unknown in regard to half-open connections.
    • Other minor problems.

May 8, 2013

Version 5.7.1 released
  • Improvements:
    • Scanning/Processing speed improvments (reduced CPU load).
    • Dangerous servers pre-filtering (handling them before they reach scanners) which increases scanning speed.
    • Improved throttling of the proxy list downloaders/parsers. It wil behave better on slow machines.
    • Proxy list download window now shows found proxy servers count.
    • Proxy list download window now shows downloaded data amount.
    • Added filtering of the new (downloaded) proxy servers - allow maximum of 5 servers with same address but different port.
    • Exclusions support international domain names (IDN/unicode).
    • Increased storage space for exclusions in Disabled IE control mode.
    • Changed proxy scanner thread count to not use all available cores on many core CPUs.
    • Updated Ip2Country.
  • Fixed Issues:
    • Other minor problems.

March 12, 2013

Version 5.7.0 has been released.
  • Improvements:
    • Added dialog (View->Internal Proxy Servers...) where user can rebind internal proxy servers to different ports.
    • Scan log will properly show that server tests timed out instead of saying that server is invalid.
    • Reduced memory use.
    • Updated Ip2Country.
  • Fixed Issues:
    • Memory leaks when proxy list download is aborted and other memory leaks.
    • Ip2City database sometimes was not correctly reloaded right after update.
    • Other minor problems.

February 17, 2013

New version 5.6.3 is available for download.
  • Improvements:
    • Dynamically limit scanning speed on slow PCs, if they can't keep up.
    • Improved main window responsiveness during scanning - mostly painting of the main proxy list is done faster.
    • Reduce flicker caused by unneeded updates of the tray update menu during scanning.
    • Updated Ip2Country.
  • Fixed Issues:
    • Other minor problems.

February 15, 2013

February 1, 2013

New article Internal Proxy Servers added.  

January 17, 2013

Version 5.6.2
  • Improvements:
    • Improved handling of duplicate entries during proxy scanning.
    • Improved scanning log performance.
    • Updated Ip2Country.
  • Fixed Issues:
    • When importing from text file, duplicate entries are removed.
    • Other minor problems.

December 29, 2012

Old versions of Proxy Switcher have reached EOL and will not function properly. Please install version 5.6.0 or newer on your machines.

November 24, 2012

Version 5.6.1
  • Improvements:
    • Import from text file should handle large imports now.
    • Scanner should work more reliably on old (slow) hardware.
    • Auto-saving of DB is delayed if scanning is active to avoid slowdown and potential crashes on old PCs.
    • Updated Ip2Country.
  • Fixed Issues:
    • Fixed issue introduced in previous version - crash when servers that were actively scanned are deleted.
    • Other minor problems.

October 22, 2012

Version 5.6.0
  • Improvements:
    • New feature: temporarily bind specific proxy server to local port. Right mouse click on the server and go into "Bind proxy server to local port..." sub-menu.
    • Much improved high DPI display support (100% to 200% fonts work properly now).
    • Uninstaller is now has a code signature.
    • Periodic DB self checking during startup implemented.
    • "Repair DB" button in Help->Troubleshooting... window. Performs consistency checks and attempts to repair current database.
    • Upon import of database from backup, verify it's consistency.
    • More responsive UI during huge proxy server list download.
    • Somewhat updated help file - especially for Lite version.
    • Throttled scanning log update - should reduce load.
    • Updated Ip2Country.

October 1, 2012

Notice to registered users . If you are using version 5.5.0 or older, please install new version from site. As older versions are reach EOL (End of Life) and will cease to work properly.

September 27, 2012

New article Proxy Server Automatic Switching gives more in-depth look into algorithms behind automatic switching in Pro version.

September 7, 2012

Version 5.5.5 released
  • Improvements:
    • Better scaling DB backend.
    • Added option of setting new hotkey that makes auto switcher to switch to next proxy server. You can set this at the Preferences->Auto Switching.
    • Faster removal of the servers from DB.
    • Added option to disable automatic background task delaying.
    • When operating in "disabled" Internet Explorer control state the last proxy server used is saved upon exiting the program.
    • Updated Ip2Country.
  • Fixed Issues:
    • Less likely to get stuck on "aborting" when download of proxy lists is stopped.
    • Proxy Switcher tended to forget the IE control state in some cases.
    • Other minor problems.

July 4, 2012

Version 5.5.4 available
  • Improvements:
    • Upon installing Proxy Switcher does not set itself to start automatically anymore.
    • Starting of the background automatic tasks now ismore delayed. Time is measured from the event of last testing of theservers. This period is varied from 30mins to 4 hours depending on the mode.
    • Disable group protection upon uninstall in case it was on.
    • Improved crash handling.
    • Updated Ip2Country.
  • Fixed Issues:
    • Random crash on startup introduced in previous version.
    • Other minor problems.

June 1, 2012

Version 5.5.3
  • Improvements:
    • Upgraded to new version of RE.
    • Import from text file now can import servers into any currently active folder.
    • Updated proxy list downloading scripts.
    • Better detection of hung threads.
    • Import from text files now supports socks=ip:port;
  • Fixed Issues:
    • Disabled sync saving of files as it seems to cause hangs on some machines (driver issues?).
    • Fixed case where delete button was not activated on the toolbar.
    • Some filtered issues fixed.
    • Rare crash while in parallel sorting.
    • Lot of small fixes.

April 25, 2012

Version 5.5.2 released
  • Improvements:
    • Heavily updated Ip2Country, provides improved coverage, as well as improved detection for IP2City plugin.
    • "Keep-Alive" and "Auto-Switching" modes now show location along the IP address of the servers.
    • Added new command line switch "-m" to automatically open main window upon start.
  • Fixed Issues:
    • Startup issues on some systems.
    • During uninstall proxy will be set to direct connection.
    • Other minor problems.

February 29, 2012

Version 5.5.1
  • Improvements:
    • Better test server block/ban avoidance added.
    • Added discounted upgrades from Standard to Pro, from single user to multi user.
    • Updated Ip2Country.
  • Fixed Issues:
    • Protection from group policy was bit too overzealous.

January 5, 2012

Version 5.5.0 is available
  • Improvements:
    • Support for protection against group policy changes in Windows 8.
    • Most wizard processes and automatic background tasks do not put up a modal dialog, user can keep using the program while the tasks work. During that time a special progress bar is shown.
    • Windows 7 custom destinations support.
    • Windows 7 taskbar progress bar support for wizard and background tasks.
    • Icons format optimized for Windows 7.
    • Whole data backup and restore funcionality is added. See File menu.
    • Possibility to import initial database during install. Installer supports parameter: /import "c:\filename"
    • New option - switch to direct connection on exit.
    • Updated Ip2Country.
  • Fixed Issues:
    • Clicking tray icon will not hide modal dialogs anymore.
    • In settings window restore proper selector state on second opening of the settings window.
    • Race condition in winsock wrapper fixed.
    • Proxy list parsing load meter fixed.

November 20, 2011

Version 5.4.0 released
  • Improvements:
    • All the proxy server list parsing now is done via scripts instead of being fixed.
    • Compatibilty with Windows 8 developer preview.
    • Option to disable showing of used proxy servers history in tray meny.
    • RE processing now uses JIT compilation and caching.
    • On some Windows XP systems its impossible to measure cpu load. Working around that.
    • Updated Ip2Country.
  • Fixed Issues:
    • Filter box handles keyboard copy/paste/cut shortcuts properly.
    • Cut was not working properly (was not deleting items).

Octorber 17, 2011

October 9, 2011

Version 5.3.1
  • Improvements:
    • Reworked user tray menu - now it includes last used proxy connections.
    • Switching mode restored on startup.
    • Last used folder and sorting mode restored on startup.
    • More graceful handling of broken WinInet API - which seems to be the case for Windows 8 Developer Preview.
    • Updated Ip2Country.
  • Fixed Issues:
    • Improved handling of system suspend/resume events.
    • Race condition in parser with possible crash on startup fixed.
    • Minor bugfixes.

September 24, 2011

Version 5.3.0 is available
  • Improvements:
    • Improvements to Pro version
      • Internal socks proxy server now supports Socks v4a and Socks v5.
      • Socks to Socks server connection is properly supported - any combination of various socks server types should work fine.
      • Bulk addition of URLs to user defined proxy list (View->User defined proxy list...).
    • Switching mode is restored upon start of the program (you can disable this behaviour in the preferences).
    • Updated SSL, Regular Expressions and Hashing libraries.
    • Proxy scanner is now multi-threaded and will use all available cores on the machine, also cpu load is reduced while scanning proxy servers.
    • Updated Ip2Country.
  • Fixed Issues:
    • CPU load measurment sometimes was getting messed up under Windows XP.
    • Drag&Drop URL into user defined lists from IE9 was not working properly.
    • Internal socks server will now bind to localhost only even when http proxy server has external access enabled.
    • Minor bugfixes.

August 10, 2011

Minor update of version 5.2.1
  • Improvements:
    • Program will inform if there are issues with internal proxy server.
    • Slightly reduced cpu load.
    • Updated Ip2Country.
  • Fixed Issues:
    • Few rare crashes fixed.
    • Minor bugfixes.

August 9, 2011

August 1, 2011

Version 5.2.0 released
  • Improvements:
    • Much reduced GDI resource use resulting in lower CPU loads while scanning.
    • Altered how proxy server multi selection works - selection will not be cleared when you press right mouse button without holding Ctrl down.
    • Improved proxy list parser control - faster aborting, throttled launching of parsing jobs to keep system load lower. As a result weaker machines should not struggle so much. Also it should not timeout as much anymore.
    • Ip2City dumps it's data to swap file (if possible) to reduce memory load.
    • Proxy passwords are displayed as dots instead of cleartext.
    • If Proxy Switcher detects that system has half-open connection limitation enabled, then a warning is displayed in message log.
    • DEP is enabled by default.
    • Updated Ip2Country.
  • Fixed Issues:
    • Rare crash related to drag&drop should be fixed.
    • Registered user name now accepts and properly shows unicode.
    • Minor bugfixes.

July 24, 2011

June 11, 2011

Version 5.1.0 is available
  • Improvements:
    • Internet Explorer "Auto" control mode added and made default. It works as follwing - if socks server or a server with set login&password is activated then the IE will go through internal proxy server of the Proxy Switcher. Otherwise IE will be set to go through the specified server. Reason for this is following - IE doesn't play nice with socks servers.
    • Improved crash handling.
    • Updated Ip2Country.
  • Fixed Issues:
    • Good autoconfig pac files were not being accepted.
    • Australian flag was gone missing.
    • On some systems searching for anonymous servers were not activating properly.
    • Sometimes internal proxy server would stop responding to requests, in such case it will get restarted automatically.
    • Minor bugfixes.

May 31, 2011

May 6, 2011

Proxy Switcher major version 5.0.0 released
  • Improvements:
    • Socks v4 and v5 and v5 password protected server support.
    • Improved removal speed of large amount of proxy servers.
    • Support of file:// syntax for autoconfig (pac) files.
    • Updated Ip2Country.
  • Fixed Issues:
    • Sometimes internal proxy server was rebound twice on same port which caused it to actually stop responding to the requests.
    • HTTP/1.0 clients (like wget) work properly via internal proxy now.
    • Minor bugfixes.

February 9, 2011

Version 4.10.0 released
  • Improvements:
    • General database speed improvements - works much faster with large amount of servers - tested up to 2.5 million entries in the folder. First time loading will take more time as database is converted.
    • Improved proxy moving speed.
    • Database is saved using new faster compressor - faster load times, faster exit times.
    • In preferences user can set a hotkey to show the main window of the program.
    • Updated Ip2Country.
  • Fixed Bugs:
    • Fixed memory leak in internal proxy server - could make program go out of memory in couple days of active use.
    • Minor bugfixes.

November 11, 2010

Version 4.9.0 available
  • Improvements:
    • Added compatibility with Internet Explorer 9 Beta version.
    • Reduced CPU use in proxy list display. Scrolling should be much faster on old hardware.
    • Slightly improved performance on multicore CPUs.
    • Improved auto switcher log - faster and color coded.
    • Eliminated flicker on main window resize.
    • When auto switching is enabled scanner counter is updated in the status bar.
    • Auto switching scanner is made less aggressive when the working servers queue is full.
    • Updated Ip2Country.
  • Fixed Bugs:
    • Some fixes for Win2003 compatibility.
    • Minor bugfixes.

September 10, 2010

Version 4.8.2 released
  • Improvements:
    • Proxy scanner now submits fake user-agent to the server - seems some servers filter requests depending on the agent.
    • Support of running on removable drives (requires Portable PRO registration).
    • Using a subset of OpenSSL to reduce installation size.
    • Automated background tasks now include rescanning of the servers in the user folders.
    • Updated Ip2Country.
  • Fixed Bugs:
    • Fixed crash on Windows XP after calling proxy list settings.
    • Minor bugfixes.

August 27, 2010

Updated Proxy Switcher 4.8.1 is available
  • Improvements:
    • Updated Ip2Country.
  • Fixed Bugs:
    • In settings now can disable checking for support of  POST method.
    • Fixed a crash in alive checker if invalid proxy settings were set.
    • Fixed a case where sometimes on exiting program would hang.
    • Fixed a case where a handled exception on Windows XP would initiate Dr.Watson (possible bug in Windows).
    • Fixed few spots it could crash due to race condition and div by 0.
    • Minor bugfixes.

July 24, 2010

Proxy Switcher 4.8.0 released
  • Improvements:
    • Added checking if internet connection is active. If the scanner is run and connection failure is detected a warning will be shown and scanning will be stopped.
    • Checking for POST enabled servers - requires anonymity checking enabled (registered version only).
    • Checking for server types - marking ZScaler and AnchorFree (optional) servers as dead.
    • Reduced times the DB is getting auto-saved.
    • Updated defunct testing target site.
    • Increased timeout from 45s to 90s for automated proxy list downloads in wizard and automated tasks.
    • Updated Ip2Country.
  • Fixed Bugs:
    • Minor bugfixes.

May 29, 2010

New version 4.7.0 is available
  • Improvements:
    • Support of password protected server import and export to text files - format is login:password@host:port
    • Scanner count boosting when there are lot of servers timingout (will work on systems not being tcp throttled).
    • Try to rescan some of the permanently dead servers every couple days (give them a last chance).
    • Updated Ip2Country.
  • Fixed Bugs:
    • Winows 7 was not being properly detected thus slowed down version of scanning was used.
    • Minor bugfixes.

March 31, 2010

Updated version of 4.6.0 has been uploaded Should fix the issue of crash during proxy list download.

March 21, 2010

Proxy Switcher 4.6.0 has been released
  • Improvements:
    • Improved javascript enabled parser reliability, should avoid some crashes.
    • Added new proxy list parsing engine - as a result new proxy list sites are added.
    • Added new subcategory for Dead servers - permanently dead, ones that go into there will not get rechecked as often.
    • Added check for presence of new version on site - will be shown in log.
    • Program restores auto switching state after restart.
    • Reduced used resources when idle even further (unused scanner workers are shut down).
    • Updated Ip2Country.

January 29, 2010

Version 4.5.0 available
  • Improvements:
    • Precise proxy uptime history recorded and shown.
    • Improved parsing and extraction of servers from pages of unknown format (user defined).
    • Display of TCP traffic upload and download speed in status bar.
    • Updated Ip2Country.
  • Fixed Bugs:
    • User defined proxy list will now properly handle URLs w/o trailing slash like
    • Minor bugfixes.

December 12, 2009

Version 4.4.0 released
  • Improvements:
    • Replaced Ip2Country with a more accurate one (derived from one used in IP2City plugin).
    • On fresh a installation worker count (proxy scanners) will be set by default to 12 on systems that permit it.
    • Improved proxy server detection when parsing user defined proxy lists that are formatted as text only.
    • Updated Ip2Country.
  • Fixed Bugs:
    • Minor bugfixes.

September 2, 2009

Proxy Switcher updated to version 4.3.1
  • Improvements:
    • Databases are now saved using write-through mode to avoid data corruption in case of power failure.
    • Updated Ip2Country database.
  • Fixed Bugs:
    • Minor bugfixes.

August 10, 2009

Watching YouTube videos that are not available in your country. New use case - beating YouTube's geo-targeting.

July 23, 2009

Version 4.3.0 has been released
  • Improvements:
    • Added Uptime % column. Will display % of times server has been tested as working.
    • Automated tasks will prioritize scanning of servers with higher uptimes first.
    • Automated tasks dead server deletion changed - servers with lowest uptime % will be removed.
    • Filter now is applied to all folders at once and switching among them does not reset it.
    • Unicode support for user notes - properly entered, edited and displayed.
    • Unicode support for filter.
    • IP2City - filter box searches include cities now.
    • IP2City - country column sorting now sorting includes city names beside the country name.
    • Proxy listview column widths saved and restored.
    • Added minimize button to automatic tasks status window.
    • When background scan tasks are started it won't steal focus anymore from other applications.
    • Optimized miniscanlog - results in faster and freeze less UI.
    • Updated google test target to reflect changes.
    • While the scanner is active it's possible to queue more servers for testing from popupmenu.
    • Renamed (Alive) servers into (Alive-SSL) and (Anonymous) to (Anonymous-SSL) to make it more clear.
    • Slightly improved detection of the best matching whois reply from whois servers.
  • Fixed Bugs:
    • Minor bugfixes.

June 27, 2009

Updated version 4.2.0 of Proxy Switcher available
  • Improvements:
    • It is now possible to request WHOIS information on proxy servers by right clicking a proxy server and clicking appropriate popup menu entry.
    • Now there are 3 ways to control IE - direct, hybrid (via internal proxy) and disabled.
    • If Direct IE control is disabled then IE settings will be changed to work via internal proxy server.
    • If user attempts to set user&password for a proxy a warning icon will be shown if Direct IE control is enabled.
    • Added option to show times as  time passed since now instead of absolute values (enabled by default).
    • Improved interface responsibility while scanner is active.
    • Save and restore window size and position upon exit.
    • Added early Ip2Country detection where it's possible.
    • Updated Ip2Country database.
  • Fixed Bugs:
    • When not scanning potentially dangerous servers it was waiting till timeout was reached instead of stopping right away.
    • Ip2Country - Slovenia and Sweden were misdetected.
    • Minor bugfixes.

May 25, 2009

New updated version 4.1.0 released
  • Improvements:
    • Using more servers when checking for anonymity (registered version only).
    • Updated Ip2Country database.
  • Fixed Bugs:
    • Minor bugfixes.

May 3, 2009

IP2City plugin for Proxy Switcher PRO  has been released. It provides more additional more detailed IP geo location information.

April 27, 2009

New major version 4.0.0 of Proxy Switcher is available
  • Improvements:
    • Full support of SSL (https://) connection testing.
    • Improved scan time measurment.
    • Added Elite-SSL server type - elite server that also supports SSL (https://) connections.
    • Optimized proxy switching speed especially in cases with a with lot of RAS connections.
    • Added click and double click actions to mini log window.
    • After a single server is scanned (from context menu) main proxy list will be scrolled to ensure the entry is visible.
    • Can multiselect entries in user defined proxy list (to remove them).
    • When starting scan from toolbar on a filtered list of servers it will only scan the filtered ones.
    • Support of IP2City external database (purchasable as additional download).
    • Automatic IP2City database update.
    • Pre-filtering of the downloaded web pages to avoid possible hangs inside Internet Explorer's html parser.
    • Additional safeguards to ProxyNet.
    • Possibility to change registration key from the about box (in case of an upgrade from Standard to Pro version for example).
    • Improved compatibility with proxy servers when using automatic proxy username and password.
    • Proxy editing window remembers previous state it was in (basic or advanced) and will try to prefer it when possible.
    • Proxy editing window accepts entered Host:Port format when entered into host window.
  • Fixed Bugs:
    • When registering program under Windows Vista it will automatically register it for all accounts on the current machine.
    • Minor bugfixes.

March 12, 2009

New mini-guide to beating Forum IP address ban  - In case your IP has been banned by the forum administration here's how you can beat it.

February 20, 2009

Version 3.24.0 has been released
  • Improvements:
    • Improved testing server checking on scanning start.
  • Fixed Bugs:
    • Properly scans servers which name consistsof a single word (no dots).
    • Handles properly server entries where first character of port is 0.
    • Minor bugfixes.

January 30, 2009

Proxy Switcher updated to version 3.23.0
  • Improvements:
    • Improved startup reliability on some systems.
    • Updated Ip2Country database.
  • Fixed Bugs:
    • Minor bugfixes.

December 11, 2008

Version 3.22.0 available
  • Improvements:
    • Updated non anoymous target testing list.
    • Updated proxy settings handling via non direct IE control.
  • Fixed Bugs:
    • Minor bugfixes.

November 19, 2008

Version 3.21.0 released
  • Improvements:
    • Added scanner mini log window.
    • Added private network IP address filtrationclient and server side.
    • Added password protected proxy support (minimal).
    • Added hint display to the folders tree.
    • Updated Ip2Country database.
  • Bugs:
    • Minor bugfixes.