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K-9 Mail icon

K-9 Mail 12.1 APK download

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

Version
12.1
Released
Sep 8, 2025
Minimum Android
Android 5.0
Target Android
Android 15
Package
com.fsck.k9

Download

Download 11.6 MB
SHA-256: 2e2c46760282a553b925beaf3264b29aa1404228444fd6151cd01a802f02653b

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

K-9 Mail 12.1 screenshot 1 K-9 Mail 12.1 screenshot 2 K-9 Mail 12.1 screenshot 3 K-9 Mail 12.1 screenshot 4 K-9 Mail 12.1 screenshot 5 K-9 Mail 12.1 screenshot 6 K-9 Mail 12.1 screenshot 7

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
  • com.fsck.k9.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

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