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Thunderbird Beta for Testers 16.0b4 APK download

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

Version
16.0b4
Released
Jan 28, 2026
Minimum Android
Android 5.0
Target Android
Android 15
Package
net.thunderbird.android.beta

Download

Download 13.1 MB
SHA-256: 673a296237500605661f79ce9d1e0f99d69a8462c9eaea017b24a040cc607e2d

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 16.0b4 screenshot 1 Thunderbird Beta for Testers 16.0b4 screenshot 2 Thunderbird Beta for Testers 16.0b4 screenshot 3 Thunderbird Beta for Testers 16.0b4 screenshot 4 Thunderbird Beta for Testers 16.0b4 screenshot 5 Thunderbird Beta for Testers 16.0b4 screenshot 6 Thunderbird Beta for Testers 16.0b4 screenshot 7 Thunderbird Beta for Testers 16.0b4 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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