Delta Chat

Decentralized private messenger with chat-shared tools and games.

merlinux · chat.delta

5.0 out of 5 (3 ratings) 1M+ downloads v2.62.0 67.3 MB Android 5.0+ PEGI 3 · Everyone

Download APK 67.3 MB All versions

Signature matches the Google Play version Details

At a glance

Latest version: v2.62.0 (758)
Updated: Sep 27, 2026 (11 days ago)
APK size: 67.3 MB
Requires: Android 5.0+ (API 21)
CPU support: x86 32-bit, x86 64-bit, ARM 32-bit, ARM 64-bit
Category: Communication (app)
Listed since: Mar 4, 2021 (at least)
Permissions: 32 (8 sensitive)
Website: delta.chat
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

Delta Chat is an app by merlinux in the Communication category, listed since at least March 2021. It includes native code for x86 32-bit, x86 64-bit, ARM 32-bit and ARM 64-bit, so it runs on practically every phone.

Since version 1.46.10, the APK grew from 58.5 MB to 67.3 MB and the minimum Android version rose from 4.1 to 5.0. It asks for 32 permissions, 8 of them sensitive, including precise location, camera and record audio. Compared with version 2.59.1, it adds 1 new permission: “Access local network”.

What's new in v2.62.0

★ Improve resilience & decentralization: new users onboard by default in more than one relay, randomly selected ★ Improve resilience: pick random relay for sending and try others if sending with one fails ★ Add speed button for voice message playback ★ Improve image quality of sent images ★ Target Android 17 ★ New language supported: Belarusian ★ Several bug fixes and updated translations

Description

From the listing uploaded by “appupdater”.

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. • Audio and video calls supported! stay close to family and friends even when traveling.

Version history

4 versions are listed, going back to v1.46.10. Since v2.59.0 it requires Android 5.0+.

v2.62.0 LATEST Sep 27, 2026 67.3 MB TRUSTED v2.59.1 Sep 26, 2026 66.9 MB TRUSTED v2.59.0 Sep 10, 2026 66.8 MB TRUSTED v1.46.10 Nov 28, 2025 58.5 MB TRUSTED

All 4 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Sep 27, 2026.
Certificate issued to “merlinux GmbH” This is the certificate of the Google Play version.
Same certificate as the 2 other versions checked

Store checks and file details

Developer signature verified Sep 27, 2026
Validated against Google Play Sep 27, 2026
Signed byO=merlinux GmbH, C=de
Signing certificate (SHA-1)4D:8C:4D:3A:DA:25:46:DE:51:D5:9A:1F:3F:A9:04:84:72:3B:C6:69
File MD5976e9e7eaec5941168b68608d35aa553
Uploaded by “appupdater” Gold tier · 117,810 followers · uploading since 2020

Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures (2 other versions compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (32)

Delta Chat requests 32 permissions, 8 of them sensitive.

Approximate location Sensitive android.permission.ACCESS_COARSE_LOCATION
Bluetooth connect Sensitive android.permission.BLUETOOTH_CONNECT
Camera Sensitive android.permission.CAMERA
Precise location Sensitive android.permission.ACCESS_FINE_LOCATION
Read media images Sensitive android.permission.READ_MEDIA_IMAGES
Read media video Sensitive android.permission.READ_MEDIA_VIDEO
Record audio (microphone) Sensitive android.permission.RECORD_AUDIO
Request installing other apps Sensitive android.permission.REQUEST_INSTALL_PACKAGES
Access local network android.permission.ACCESS_LOCAL_NETWORK
Add home-screen shortcuts com.android.launcher.permission.INSTALL_SHORTCUT
Control vibration android.permission.VIBRATE
Foreground service camera android.permission.FOREGROUND_SERVICE_CAMERA
Foreground service data sync android.permission.FOREGROUND_SERVICE_DATA_SYNC
Foreground service location android.permission.FOREGROUND_SERVICE_LOCATION
Foreground service media playback android.permission.FOREGROUND_SERVICE_MEDIA_PLAYBACK
Foreground service microphone android.permission.FOREGROUND_SERVICE_MICROPHONE
Foreground service phone call android.permission.FOREGROUND_SERVICE_PHONE_CALL
Full network access android.permission.INTERNET
Install shortcut android.permission.INSTALL_SHORTCUT
Internal broadcast protection (app-defined) chat.delta.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
Manage own calls android.permission.MANAGE_OWN_CALLS
Modify audio settings android.permission.MODIFY_AUDIO_SETTINGS
Prevent the device from sleeping android.permission.WAKE_LOCK
Raised thread priority android.permission.RAISED_THREAD_PRIORITY
Receive push notifications com.google.android.c2dm.permission.RECEIVE
Request ignore battery optimizations android.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS
Run at startup android.permission.RECEIVE_BOOT_COMPLETED
Run foreground services android.permission.FOREGROUND_SERVICE
Show notifications android.permission.POST_NOTIFICATIONS
Use full screen intent android.permission.USE_FULL_SCREEN_INTENT
View Wi-Fi connections android.permission.ACCESS_WIFI_STATE
View network connections android.permission.ACCESS_NETWORK_STATE

Delta Chat APK: questions and answers

Is there a version of Delta Chat for older Android phones?

The current version needs Android 5.0 or later. Version 1.46.10 is the newest listed build that installs on Android 4.1 and later. Get version 1.46.10 · All versions

Can I install this APK over the version I already have?

Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.

Is the Delta Chat APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. It is signed with the same certificate as the 2 other versions checked. After downloading, check that the file's MD5 is 976e9e7eaec5941168b68608d35aa553.