Delta Chat
Delta Chat Summary
Delta Chat is a mobile Android app in Communication by merlinux. Released in Mar 2020 (5 years ago). It has about 953.1K+ installs and 2.3K ratings with a 4.51★ (excellent) average. Based on AppGoblin estimates, it reaches roughly 59.7K monthly active users . Store metadata: updated Feb 19, 2026, version 722.
Recent activity: 7.2K installs this week (24.9K over 4 weeks) showing steady growth , and 24 new ratings this week View trends →
Data tracking: SDKs and third-party integrations were last analyzed on Feb 1, 2026. The app's network data flows (API traffic to/from the app and its SDKs) were last crawled on Jul 10, 2025.
Store info: Last updated on Google Play on Feb 19, 2026 (version 722).
Delta Chat was last scanned for SDKs 2026-02-01. Below is the overview of third party companies detected in the app. The full list of raw SDKs, app permissions and unknown SDKs is available here.
Kotlin
JetBrains
Bumptech
JourneyApps
Firebase4.51★
Ratings: 2.3K
Screenshots
App Description
Decentralized private messenger with chat-shared tools and games.
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:
• Anonymous. Instant on-boarding without a phone number, e-mail or other private data.
• Flexible. Supports multiple chat profiles and is easy to setup on multiple devices.
• Extensible. Add tools like shopping lists, calendars or gaming apps to any chat.
• Reliable. Works under bad and adversarial network conditions.
• Secure. Audited End-to-End encryption safe against network and server attacks.
• Sovereign. Can be run with your own e-mail address or server.
• FOSS. Fully Open Source/Free Software, built on Internet Standards.