Delta/Android Downloads (Beta)
Delta/Android is the most feature-rich and stable DeltaChat app.
- Download from F-Droid
- Download from Google Play Beta Channel
- Download APK (experienced users only)
- View Changelog, contribute to the Android repo.
Delta/Desktop Downloads (Beta)
Delta/Desktop is well usable and can be operated standalone or in conjunction with Android or iOS.
FAQ multiclient page on how to synchronize Desktop with another Delta app.
Delta/iOS on TestFlight (Beta)
Delta/iOS supports basic functionality but not all features offered by Android or Desktop. Betas are distributed via Testflight.
testflight invite page for your iPhone or iPad.
Scan this QR code with the camera app of your iPhone/iPad
For Android, you can verify the signing certificate on the APK matches one of the following SHA256 fingerprints:
For F-Droid downloads:
Other APK downloads:
To print the SHA256 fingerprints of the APK signing certificate you can use eg.
keytool -list -printcert -jarfile <APK-file>