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Download Charles

The latest version of Charles is 4.1.4. Read the Release Notes.

Paid Upgrade for Charles 3 to Charles 4

Charles 4 was a major update to Charles 3, and it is a paid upgrade. Please download a trial of Charles 4; we think you're going to love it! If you would like to continue using Charles 4, you will need to purchase a license upgrade.

You can continue to download the latest release of Charles 3 from the Previous Release page.


Windows 64 bit (msi, 56.7 MB)

Windows 32 bit (msi, 55.9 MB)

Mac OS X (dmg, 56.1 MB)
Compatible with Mac OS X 10.7 - 10.12.

Linux 64 bit (tar.gz, 54.6 MB)
Or use the APT or YUM package repositories.

Linux 32 bit (tar.gz, 54.1 MB)
Or use the APT or YUM package repositories.

Mozilla Firefox add-on

Charles requires an add-on in Firefox to autoconfigure Firefox's proxy settings. Charles will automatically prompt you to install the add-on when you run Charles. If the add-on is not automatically installed, you can manually activate Mozilla Firefox Proxy in the Proxy menu. Alternatively you can download and install the add-on manually.