Signal is a messaging app for simple private communication with friends. Signal uses your phone's data connection (WiFi/3G/4G) to communicate securely, optionally supports plain SMS/MMS to function as a unified messenger, and can also encrypt the stored messages on your phone.

Signal-Android - A private messenger for Android, alternative to WhatsApp

 With the rise of government surveillance programs, Tox, a FOSS initiative, aims to be an easy to use, all-in-one communication platform that ensures full privacy and secure message delivery. Tox must use UDP simply because hole punching with TCP is not as reliable. However, Tox does use TCP relays as a fallback if it encounters a firewall that prevents UDP hole punching.
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It helps to chat instantly across the globe with Tox's secure messages. It supports Encrypted voice calls, Screen sharing, File sharing, Video calls, Share with group or team. Tox has no central servers that can be raided, shut down, or forced to turn over data — the network is made up of its users. 

With the rise of government surveillance programs, Tox, a FOSS initiative, aims to be an easy to use, all-in-one communication platform that ensures full privacy and secure message delivery. Tox must use UDP simply because hole punching with TCP is not as reliable. However, Tox does use TCP relays as a fallback if it encounters a firewall that prevents UDP hole punching.

Tox - The future of online communications.

Off-the-Record (OTR) Messaging allows you to have private conversations over instant messaging by providing encryption, authentication, deniability, and perfect forward secrecy. If you lose control of your private keys, no previous conversation is compromised. 

Off-the-Record Messaging Provides Private Conversations Over IM

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Signal-Android - A private messenger for Android, alternative to WhatsApp

Tox - The future of online communications.

Off-the-Record Messaging Provides Private Conversations Over IM

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Projects

Signal-Android - A private messenger for Android, alternative to WhatsApp

Tox - The future of online communications.

Off-the-Record Messaging Provides Private Conversations Over IM

Tagcloud

License