Signal is a free, open source, and private messaging and private calling app that lets you send and receive text messages, make calls – all for free from your compatible device.

It is available for Windows, Mac, Linux, Android, and iOS.


  • Send high-quality group, text, picture, and video messages, all without SMS and MMS fees.
  • Use your existing phone number and address book. There are no separate logins, usernames, passwords, or PINs to manage or lose.
  • Everything is always end-to-end encrypted and painstakingly engineered in order to keep your communication safe.
  • Archive functionality makes it easy to keep track of the conversations that matter to you right now.
  • Make crystal-clear phone calls to people who live across town, or across the ocean, with no long-distance charges.

Software Info

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