# Silence (open-source messaging app)

> Silence is a free, open-source messaging app for Android. Block unknown callers. It has 366 GitHub stars and is released under the GPL-3.0-only license, and you can install it from F-Droid.

By default numbers not in your contacts are blocked. Optionally allow: * Numbers you have contacted * Numbers within the selected groups * X registered call(s) from the same number within a set amount of minutes * Numbers found in messages * Numbers matching REGEX patterns * SIM 1/2 (Android 12+) * and more.. Optionally block: * Numbers matching REGEX patterns, including numbers in contacts * SIM 1/2 (Android 12+) If the app rejects calls from contacts on Android 10, allow Contacts permission manually in App info → Permissions.

## Key facts

| Fact | Value |
|---|---|
| Repository | https://github.com/x13a/Silence |
| Platforms | Android |
| Built with | Kotlin |
| GitHub stars | 366 |
| License | GPL-3.0-only (open source) |
| F-Droid | https://f-droid.org/packages/me.lucky.silence/ (package me.lucky.silence) |
| F-Droid anti-features | none flagged |
| Google Play | not linked |
| App Store | not linked |
| Website | none listed |
| Official | no |
| Category | Messaging & chat |
| Latest release | v1.13.1 (Nov 30, 2025) |
| Last commit | Aug 1, 2026 |

F-Droid builds its apps from source and flags anti-features: https://f-droid.org/en/docs/Anti-Features/

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