# Delta Chat (open-source messaging app)

> Delta Chat is a free, open-source messaging app for Android. Decentralized private messenger with chat-shared tools and games. It has 1,831 GitHub stars and is released under the GPL-3.0-or-later license, and you can install it from F-Droid and Google Play.

Delta Chat is a reliable decentralized instant messenger that is easy and fun to use for friends, family, groups and organizations. Delta Chat is developed by a dedicated FOSS contributor community that jointly releases refinements and new features several times a year, across many stores and platforms world-wide. Features at a glance: • Private. Instant on-boarding without a phone number or other private data. • Friends & Family: Only chat with people you know. Unknown users cannot message or follow you without mutual consent. • Flexible. Supports multiple chat profiles and is easy to setup on multiple devices. • Extensible.

## Key facts

| Fact | Value |
|---|---|
| Repository | https://github.com/deltachat/deltachat-android |
| Platforms | Android |
| Built with | Java |
| GitHub stars | 1,831 |
| License | GPL-3.0-or-later (open source) |
| F-Droid | https://f-droid.org/packages/com.b44t.messenger/ (package com.b44t.messenger) |
| F-Droid anti-features | none flagged |
| Google Play | https://play.google.com/store/apps/details?id=chat.delta |
| App Store | not linked |
| Website | https://delta.chat/ |
| Official | no |
| Category | Messaging & chat |
| Latest release | v2.62.0 (Sep 26, 2026) |
| Last commit | Oct 5, 2026 |

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

## Similar mobile apps

- [Jitsi Meet](https://appsgit.com/mobile-apps/jitsi-meet): Instant video conferences efficiently adapting to your scale. (30,053 stars, Apache-2.0)
- [Telegram for Android](https://appsgit.com/mobile-apps/telegram-for-android): Telegram is a messaging app with a focus on speed and security. (30,029 stars, GPL-2.0, official)
- [Signal for Android](https://appsgit.com/mobile-apps/signal-for-android): A private messenger for Android. (29,425 stars, AGPL-3.0, official)
- [SimpleX Chat](https://appsgit.com/mobile-apps/simplex-chat): SimpleX Chat - e2e encrypted messenger without any user IDs - private by design! (19,533 stars, AGPL-3.0-or-later, official)
- [Signal for iOS](https://appsgit.com/mobile-apps/signal-for-ios): Signal is a free and open source messaging app for simple private communication with friends. (12,264 stars, AGPL-3.0, official)
- [Element Classic](https://appsgit.com/mobile-apps/element-classic): Previous generation Element. (3,731 stars, AGPL-3.0-or-later, official)

---

Canonical page: https://appsgit.com/mobile-apps/delta-chat
Source: appsgit (https://appsgit.com), the app store for github. Data from the GitHub API, refreshed nightly.
Machine access: JSON API https://appsgit.com/api/v1/apps (OpenAPI: https://appsgit.com/openapi.json), MCP server https://mcp.appsgit.com/mcp, full index https://appsgit.com/llms-full.txt.