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Cryptocat has been discontinued
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Cryptocat is free software that aims to provide an open, accessible instant-messaging environment that encrypts your conversations and works right in your browser.

Cryptocat is an Open-Source experiment - the goal is to provide the easiest, most accessible way to chat while maintaining your privacy online, because we believe in Internet privacy.

There are separate plugin downloads for Safari, Chrome, and Firefox: see the Related Links section below.

What's New

Version 2.2.2:
  • Encrypted file transfer is now back in Cryptocat after being temporarily disabled pending review. Note that encrypted file transfer is not available over the Encrypted Facebook Chat feature.
  • Updated Ukrainian translation.
  • Small bug fixes.


  • OS X 10.7 or later

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Cryptocat User Discussion

3.8 4


Current Version (2.x)


Downloads 1,949
Version Downloads 1,060
License Free
Date 17 Jun 2014
Platform Intel 64 / OS X
Price Free
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