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Signal Desktop

Signal Desktop is an Electron application that links with Signal on Android or iOS.

Install the production version: https://signal.org/download/

Install the beta

You can install the beta version of Signal Desktop alongside the production version. The beta uses different data and install locations.

Windows: First, download this file and look for the url property that specifies the location for the latest beta installer. Download the installer by constructing a final URL that looks like this: https://updates.signal.org/desktop/<installer location>. Then run the installer.
macOS: First, download this file and look for the url property that specifies the location for the latest beta installer. Download the installer by constructing a final URL that looks like this: https://updates.signal.org/desktop/<package location>. Then unzip that package and copy the .app file into the /Applications folder using Finder.
Linux: Follow the production instructions to set up the APT repository and run apt install signal-desktop-beta.

Got a question?

You can find answers to a number of frequently asked questions on our support site. The community forum is another good place for questions.

Found a Bug? Have a feature request?

Please search for any existing issues that describe your bug in order to avoid duplicate submissions.

Contributing Translations

Interested in helping to translate Signal? Contribute here:

https://www.transifex.com/projects/p/signal-desktop

Contributing Code

Please see CONTRIBUTING.md for setup instructions and guidelines for new contributors. Don't forget to sign the CLA.

Contributing Funds

You can donate to Signal development through the Freedom of the Press Foundation.

Cryptography Notice

This distribution includes cryptographic software. The country in which you currently reside may have restrictions on the import, possession, use, and/or re-export to another country, of encryption software. BEFORE using any encryption software, please check your country's laws, regulations and policies concerning the import, possession, or use, and re-export of encryption software, to see if this is permitted. See http://www.wassenaar.org/ for more information.

The U.S. Government Department of Commerce, Bureau of Industry and Security (BIS), has classified this software as Export Commodity Control Number (ECCN) 5D002.C.1, which includes information security software using or performing cryptographic functions with asymmetric algorithms. The form and manner of this distribution makes it eligible for export under the License Exception ENC Technology Software Unrestricted (TSU) exception (see the BIS Export Administration Regulations, Section 740.13) for both object code and source code.

License

Licensed under the GPLv3: http://www.gnu.org/licenses/gpl-3.0.html