The fork-5.53.8 branch is a fork of Signal that provides SMS support
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Greyson Parrelli ad4ec23875
Bump version to 6.9.2
2 weeks ago
.github Explicitly declare permissions in Github workflows. 2 months ago
.idea Update ViewModel file template to use RxStore. 9 months ago
apntool Fix syntax error in 11 months ago
app Bump version to 6.9.2 2 weeks ago
buildSrc Resolve multiple times when generating static IPs. 11 months ago
contacts Improve contact pull-to-refresh performance. 3 months ago
core-util Store additional data that will allow us to reduce the number of verification SMSs. 3 weeks ago
device-transfer Specify exported status and PendingIntent mutability. 4 months ago
donations Fix Stripe json body error handling. 4 weeks ago
glide-config Use Gradle dependency verification. 1 year ago
gradle Update SQLCipher to 4.5.1-S1 3 weeks ago
image-editor Remove background highlighting from empty lines in image editor. 2 months ago
libsignal/service Store additional data that will allow us to reduce the number of verification SMSs. 3 weeks ago
lintchecks Always use new foreground service utils. 2 months ago
paging Rename *Database androidTest classes to *Table. 2 months ago
photoview Reduce flakiness of our dependencies. 4 months ago
qr Remove unnecessary code now that minSdk is 21. 3 weeks ago
reproducible-builds Increment compileSdkVersion to 33. 3 weeks ago
sms-exporter Add re-export SMS support and hard code Phase 0. 3 months ago
spinner Change spinner to lazily read database stuff. 2 months ago
sticky-header-grid Reduce flakiness of our dependencies. 4 months ago
video Add proper catch for ISE in video thumb extractor. 7 months ago
.editorconfig Add new notification system. 2 years ago
.gitattributes materialize conversation item indicators 8 years ago
.gitignore Make maps key externally configurable. 6 months ago Remove call for public translations. 7 months ago
LICENSE Initial Project Import 11 years ago
NOTICE Initial Project Import 11 years ago Update some info on the README. 3 months ago
build.gradle Bump minSdk to 21. 3 weeks ago
dependencies.gradle Update SQLCipher to 4.5.1-S1 3 weeks ago Add gradle test devices. 2 months ago
gradlew Update Gradle to 7.4.1. 11 months ago
gradlew.bat Update Gradle to 7.4.1. 11 months ago
pkcs11.config Update release config 4 years ago
settings.gradle Reduce flakiness of our dependencies. 4 months ago
signalModule.gradle Fix device linking issues on newer devices. 9 months ago
signalModuleApp.gradle Upgrade several AndroidX Libraries. 5 months ago

Signal Android

Signal is a simple, powerful, and secure messenger.

Signal uses your phone's data connection (WiFi/3G/4G/5G) to communicate securely. Millions of people use Signal every day for free and instantaneous communication anywhere in the world. Send and receive high-fidelity messages, participate in HD voice/video calls, and explore a growing set of new features that help you stay connected. Signals advanced privacy-preserving technology is always enabled, so you can focus on sharing the moments that matter with the people who matter to you.

Currently available on the Play Store and

Get it on Google Play

Contributing Bug reports

We use GitHub for bug tracking. Please search the existing issues for your bug and create a new one if the issue is not yet tracked!

Joining the Beta

Want to live life on the bleeding edge and help out with testing?

You can subscribe to Signal Android Beta releases here:

If you're interested in a life of peace and tranquility, stick with the standard releases.

Contributing Code

If you're new to the Signal codebase, we recommend going through our issues and picking out a simple bug to fix (check the "easy" label in our issues) in order to get yourself familiar. Also please have a look at the, that might answer some of your questions.

For larger changes and feature ideas, we ask that you propose it on the unofficial Community Forum for a high-level discussion with the wider community before implementation.

Contributing Ideas

Have something you want to say about Signal projects or want to be part of the conversation? Get involved in the community forum.



For troubleshooting and questions, please visit our support center!


Looking for documentation? Check out the wiki!

Legal things

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 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.


Copyright 2013-2022 Signal

Licensed under the GPLv3:

Google Play and the Google Play logo are trademarks of Google LLC.