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CHARLES


WEB DEBUGGING PROXY APPLICATION FOR WINDOWS, MAC OS AND LINUX

 * Home
 * Overview
 * Documentation
 * Download
 * Buy
 * Support

Charles is an HTTP proxy / HTTP monitor / Reverse Proxy that enables a developer
to view all of the HTTP and SSL / HTTPS traffic between their machine and the
Internet. This includes requests, responses and the HTTP headers (which contain
the cookies and caching information).

Read More



RECENT DEVELOPMENTS

For discussion on the latest changes to Charles, please see Karl’s blog.

11 Apr 2023

Charles 5 public beta is now available for testing, featuring major UI
improvements and technology upgrades. Read more.

4 Apr 2023

Charles 4.6.4 released with macOS crash fixed and Windows code signing updated.
Read more.

26 Sep 2022

Charles 4.6.3 released with minor bug fixes and Java 11 update Read more.

14 Dez 2021

In light of the current log4j2 vulnerabilities, we confirm that no version of
Charles shipped or used any version of log4j and Charles is therefore thankfully
unaffected by this issue. Our best wishes to the log4j developers and everyone
affected by this.

6 Jul 2021

Charles 4.6.2 released including bug fixes. Read more.

Show more news...

15 Nov 2020

Charles 4.6.1 released to fix Dark Mode support on macOS Read more.

7 Nov 2020

Charles 4.6 released including new features and stability improvements. Read
more.

15 Jan 2020

Charles 4.5.6 released with minor bug fixes and patched security vulnerability.
Read more.

5 Dez 2019

Charles 4.5.5 released including bug fixes for SSL certificate imports. Read
more.

3 Nov 2019

Charles 4.5.2 released including new features, bug fixes and improvements. Read
more.

28 Feb 2019

Charles 4.2.8 released with minor bug fixes. Read more.

14 Sep 2018

Charles 4.2.7 released with minor bug fixes and improvements. Read more.

5 Mai 2018

Charles Security Bulletin for a local privilege escalation in Charles 4.2 and
3.12.1 and earlier. Read more.

7 Apr 2018

Charles 4.2.5 released with major bug fixes and minor improvements. Read more.

28 Mär 2018

Charles for iOS released. Read more.

22 Nov 2017

Charles 4.2.1 released with important bug fixes. Read more.

30 Sep 2017

Charles 4.2 released with major new TLS debugging capability, minor improvements
and bug fixes including macOS High Sierra support. Read more.

10 Jul 2017

Charles 4.1.4 released with minor improvements and bug fixes. Read more.

20 Jun 2017

Charles 4.1.3 released including Brotli compression support and other minor bug
fixes and improvements. Read more.

13 Mai 2017

Charles 4.1.2 released with bug fixes and minor improvements. Read more.

21 Apr 2017

Charles 4.1.1 released with bug fixes. Read more.

10 Apr 2017

Charles 4.1 released including major new features and bug fixes. Read more.

19 Nov 2016

Charles 4.0.2 released including bug fixes and minor improvements. Read more.

20 Sep 2016

Charles 4.0.1 released including bug fixes. Read more.

16 Sep 2016

Charles 3.11.6 released with support for macOS Sierra and minor bug fixes. Read
more.

1 Aug 2016

Charles 4 released featuring HTTP 2, IPv6 and improved look and feel. Read more.

29 Mai 2016

Charles 3.11.5 released including minor bug fixes; especially fixes SSL
certificate installation on Android. Read more.

29 Feb 2016

Charles 3.11.4 released with support for ATS on iOS 9 and crash fixes for older
versions of Mac OS X. Read more.

15 Feb 2016

Charles v3.11.3 released including bug fixes and minor improvements. Read more.

9 Nov 2015

Charles v3.11.2 released with SSL and Websockets improvements. Read more.

4 Okt 2015

Charles 3.11 released including major new features. Read more.

7 Jul 2015

Charles 3.10.2 released with bug fixes and improvements. Read more.

31 Mär 2015

Charles 3.10.1 released with minor bug fixes. Read more.

21 Mär 2015

Charles 3.10 released with improved SSL (new SSL CA certificate install
required), major new features and improvements. Read more.

22 Okt 2014

Charles v3.9.3 released with improvements to SSL support, Mac OS X Yosemite
support and other minor bug fixes and improvements. Read more.

26 Mai 2014

Charles v3.9.2 released with minor bug fixes. Read more.

5 Mai 2014

Charles 3.9.1 released with minor bug fixes and improvements. Read more.

25 Apr 2014

Charles 3.9 released with major new features and bug fixes, including the
ability to "focus" on hosts so they are separated from the noise. Read more.

23 Okt 2013

Charles 3.8.3 released with support for Mac OS X Mavericks and minor bug fixes.
Happy Mavericks Day. Read more.

21 Okt 2013

Charles 3.8.2 released with minor bug fixes. Read more.

9 Sep 2013

Charles 3.8.1 released with minor bug fixes and improvements. Read more.

4 Sep 2013

Charles 3.8 has been released with new features and bug fixes. Read more.

12 Feb 2013

Charles 3.7 has been released. Includes new features, bundled Java runtime (so
you don’t need to install Java anymore), and bug fixes. Read more.

27 Jun 2012

Charles 3.7 beta 2 has been released. This changes the SSL signing for Charles
on Mac OS X to use Apple's new Developer ID code-signing. Read more.

8 Dez 2011

Charles v3.6.5 released including bug fixes and minor changes. Read more.

15 Nov 2011

Charles v3.6.4 released including major bug fixes and enhancements. Read more.

5 Sep 2011

Charles v3.6.3 released including minor bug fixes. Read more.

24 Aug 2011

Charles v3.6.1 released including minor enhancements and bug fixes. Read more.

18 Aug 2011

Charles v3.6 released including new features, enhancements and bug fixes. New
features include HAR and SAZ file import. Read more.

17 Aug 2010

Charles v3.5.2 released including bug fixes and minor new features. Read more.

1 Jan 2010

Charles 3.5.1 released. Minor bug fixes. Read more.

23 Dez 2009

Charles 3.5 released. Major new features, bug fixes and enhancements.

17 Okt 2009

Charles 3.4.1 released. Minor features and bug fixes.

27 Sep 2009

Charles 3.4 released. Major changes especially to SSL.

11 Mai 2009

New website launched. Follow @charlesproxy on Twitter. Say hi in San Francisco
when I'm there for WWDC!

7 Mär 2009

Charles 3.3.1 released. Minor new features and bug fixes. Experimental 64 bit
Windows support. Read more.

15 Feb 2009

Charles 3.3 released. Major new features. Download

24 Sep 2008

Charles Autoconfiguration add-on for Mozilla Firefox adds support for Firefox
3.1

23 Sep 2008

Charles 3.2.3 released. Minor new features and bug fixes.

6 Sep 2008

Charles 3.2.2 released. Minor new features and bug fixes.

17 Apr 2008

Charles 3.2.1 released. Minor new features and bug fixes.

24 Mär 2008

Charles 3.2 released. Major new features. Release Notes

28 Jan 2008

Charles 3.2 public beta released. Download and more information on my blog.

19 Dez 2007

Charles 3.1.4 released. Bug fixes and minor new features.

21 Nov 2007

Charles Mozilla Firefox add-on updated for compatibility with Firefox 3.0.

12 Nov 2007

Charles 3.1.3 released. Minor bug fixes, minor new features.

 * Chart tab now includes charts for sizes, durations and types
 * Request & Response can now be displayed combined on one split-panel
 * SSL handshake and certificate errors are now displayed in the tree

29 Aug 2007

Charles 3.1.2 released. Minor bug fixes.

27 Aug 2007

Charles 3.1.1 released. Minor bug fixes.

13 Aug 2007

Charles 3.1 released.

22 Mai 2007

Charles 3.0.4 released. Fixes SSL bug on Java 1.4.

14 Mai 2007

Charles 3.0.3 re-released. Fixes launch bug on computers that haven't used
Charles before.

12 Mai 2007

Charles 3.0.3 released. Various improvements and minor bug fixes.

23 Apr 2007

Charles 3.0.2 released. Minor bug fixes and improvements.

28 Mär 2007

Charles 3.0.1 released. Minor bug fixes.

24 Mär 2007

Charles 3.0 released. Major new features and improvements

7 Mär 2007

Charles 3.0 public beta released.

27 Feb 2007

Charles v2.6.4 release. Minor bug fixes:

 * IBM JDK compatibility
 * Improved malformed Referer header support

17 Feb 2007

Charles v2.6.3 release. Minor bug fixes:

 * Fixed Port Forwarding fault introduced in v2.6.2

1 Feb 2007

Charles v2.6.2 release. Major improvements and bug fixes including:

 * No more recording limits. Large responses are now saved to temporary files,
   reducing memory usage.
 * MTU support in the throttle settings
 * AMF3 / Flex 2 bug fixes

2 Dez 2006

Charles v2.6.1 release. Minor bug fixes and improvements:

 * SOAP information visible while response is still loading
 * AMF3 externalizable object parsing regression fixed
 * AMF view for AMF3/Flex messages simplified to hide Flex implementation
   details

27 Nov 2006

Charles v2.6 release. Major improvements and bug fixes including:

 * Major UI overhaul
 * JSON and JSON-RPC support
 * SOAP support

20 Sep 2006

Charles v2.5 release. Major improvements and bug fixes including:

 * Major UI improvements
 * Support for new filetypes including FLV
 * Major improvements to AMF / Flash remoting viewer
 * Thank you to everyone who made suggestions and participated in the long
   testing process.

1 Jun 2006

Charles v2.4.2 release. Minor improvements and bug fixes including:

 * Support for request body compression (used by web services)
 * Fix for parsing of AMFPHP responses
 * Improvements to AMF viewer

6 Mai 2006

Charles v2.4.1 release. Minor improvements and bug fixes including:

 * Firefox extension improved
 * AMF 0 and AMF 3 parsing improved
 * Look and Feel changes to give a greater (and more consistent) range of font
   sizes in the Charles look and feel
 * SSL error reporting improved when a connection cannot be made to a remote
   host
 * Port Forwarding tool and Reverse Proxy tool re-bind exception fixed

26 Apr 2006

Charles v2.4 release. Major new features, improvements and bug fixes including:

 * AMF 3 support
 * SSL support for IBM JDK (thanks to Lance Bader for helping solve this)
 * Automatic Update Checking
 * Documentation wiki open to public

25 Mär 2006

Charles v2.3 release. Major improvements and bug fixes including:

 * Proxy implementation improvements including better handling of keep-alive
   connections
 * SOCKS proxy added, so any SOCKSified application can now run through Charles
 * External proxies configuration improvements including authentication
 * Flash Remoting / AMF viewer improvements
 * Dynamic proxy port support, for multiuser systems

5 Nov 2005

Charles v2.2.1 release. Minor improvements and bug fixes including:

 * Further improved Firefox proxy configuration
 * Port Forwarding enhancements including port ranges and UDP forwarding
 * Bug fixes for Reverse Proxy and AMF viewer

5 Okt 2005

Charles v2.2 released. Major enhancements and bug fixes including:

 * Improved Firefox proxy configuration
 * XML viewer improvements
 * Line numbers displayed in ASCII viewer

2 Sep 2005

Charles v2.1 released. Major new features and enhancements including:

 * Automatic Firefox proxy configuration
 * Formatted form posts and query string information
 * Parsing of SWF and AMF (Flash Remoting) binary formats

18 Jun 2005

Charles v2.0 released. Major enhancements and improvements.


FEEDBACK & REVIEWS

Better Mobile Application Testing with Charles Proxy
by Andrew Bardallis A comprehensive walkthrough of using Charles to observe and
modify traffic, including using it with mobile devices.

Monitor and Debug with Charles Proxy
by Tobias Sjösten

iPhone App Store data mining
by Dan Grigsby Using Charles to explore the iPhone App Store XML.

iPhone HTTP Connection Debugging
by Gary Rogers Using Charles to debug the iPhone.

I Love Charles...
by MadeByPi

Basic use of Charles in Flex Design
by Frankie Loscavio

Charles review on flashgroup.net
by Darren Richardson A great review of Charles from the point of view of Flash
developers.

Debugging Flash/Server Interaction with Charles
by uberGeek Using Charles to find those really annoying Flash bugs in record
time.


DOWNLOAD

Download a free trial
Version 4.6.4

Your new development career awaits. Check out the latest listings.ads via Carbon


FEATURES

 * Records all traffic between your browser and the Internet

 * Reveals the contents of all requests, responses, cookies and headers

 * Supports SSL and HTTPS

 * Saves valuable time

 * Simulates slower internet connections

 * Download statistics

 * Configurable

 * Quickly find and eliminate bugs

Charles is developed by XK72. All content is copyright 2023. Site design by
Matthew Buchanan.