Tor Messenger helps prevent your text chats from being recorded and saved by sites such as Yahoo and Facebook. Of course, this means more privacy and security. Plus, it's free.
Learn more and Download here:
"Tor Messenger client currently supports:
Jabber (XMPP) chat protocol
IRC (Internet Relay Chat)
Desktop clients like Adium for Mac and Pidgin for Windows
The goal of the team is both to make Tor more accessible as well as to create a secure chat client."
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