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Thunderbird Beta for Testers 13.0b4 APK download

Old versions may contain security vulnerabilities. Prefer the latest version when possible.

Version
13.0b4
Released
Oct 5, 2025
Minimum Android
Android 5.0
Target Android
Android 15
Package
net.thunderbird.android.beta

Download

Download 11.8 MB
SHA-256: 52e430c4bbac33676224f6479e6b94b7d127f90c197d25ee3de0637fb5ea46e7

This build will not install over a Google Play version of the same app. Uninstall the existing app first (back up your data).

How to install an APK file on Android · Which APK should I download? arm64-v8a, armeabi-v7a and x86 explained · How to check an APK's SHA-256 checksum

Screenshots

Thunderbird Beta for Testers 13.0b4 screenshot 1 Thunderbird Beta for Testers 13.0b4 screenshot 2 Thunderbird Beta for Testers 13.0b4 screenshot 3 Thunderbird Beta for Testers 13.0b4 screenshot 4 Thunderbird Beta for Testers 13.0b4 screenshot 5 Thunderbird Beta for Testers 13.0b4 screenshot 6 Thunderbird Beta for Testers 13.0b4 screenshot 7 Thunderbird Beta for Testers 13.0b4 screenshot 8

What's new

No changelog was published for this version.

Permissions

No permission changes compared to the previous version.

All permissions (16)
  • android.permission.ACCESS_NETWORK_STATE
  • android.permission.CAMERA
  • android.permission.FOREGROUND_SERVICE
  • android.permission.FOREGROUND_SERVICE_DATA_SYNC
  • android.permission.FOREGROUND_SERVICE_SPECIAL_USE
  • android.permission.INTERNET
  • android.permission.POST_NOTIFICATIONS
  • android.permission.READ_CONTACTS
  • android.permission.READ_SYNC_SETTINGS
  • android.permission.RECEIVE_BOOT_COMPLETED
  • android.permission.SCHEDULE_EXACT_ALARM
  • android.permission.USE_BIOMETRIC
  • android.permission.USE_FINGERPRINT
  • android.permission.VIBRATE
  • android.permission.WAKE_LOCK
  • net.thunderbird.android.beta.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

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