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K-9 Mail 19.0

9.6 MB APK

Android Platform: arm64-v8a, armeabi-v7a, x86, x86_64

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Antivirus & safety scan results

Scan Date: May 27, 2026 Software Version: 19.0

Status: ✅ Trusted & Safe to install This app is signed by thundernest with trusted and verified digital signature and it will updated existing K-9 Mail installations Certificate fingerprint: 0f1f3252cba1c94ddd6186dad5a035e96c6ee5e3 Issuer: C=US, ST=MA, L=Somerville, O=fsck.com, OU=Open Source Labs, CN=Jesse Vincent How we verify APK files security

View scan results

Android antivirus Status

K7GW Clean ✅

DrWeb Clean ✅

VirIT Clean ✅

ClamAV Clean ✅

Google Clean ✅

Ikarus Clean ✅

Lionic Clean ✅

Sophos Clean ✅

Yandex Clean ✅

Alibaba Clean ✅

Tencent Clean ✅

Xcitium Clean ✅

Fortinet Clean ✅

Kingsoft Clean ✅

Symantec Clean ✅

AhnLab-V3 Clean ✅

Kaspersky Clean ✅

Microsoft Clean ✅

Trustlook Clean ✅

ESET-NOD32 Clean ✅

Avast-Mobile Clean ✅

NANO-Antivirus Clean ✅

BitDefenderFalx Clean ✅

APK file specifications

Package Name	com.fsck.k9
Requirements	Android 6.0 (Marshmallow API 23)
sha1	a65bec9a4bff36cef2ebc7b02b23a2e0021a44c0
Version Code	39036
Software Version	19.0
APK Size	10 MB
Source Code	https://github.com/thundernest/k-9
License	Apache-2.0
File Type	APK
Screen DPI	160dpi, 240dpi, 320dpi, 480dpi, 640dpi
Permissions	16
Author	thundernest
Categories	Communication

Android Permissions

This app requests the following permission from the Android OS:

android.permission.CAMERA
android.permission.READ_CONTACTS
android.permission.VIBRATE
android.permission.INTERNET
android.permission.WAKE_LOCK
android.permission.USE_BIOMETRIC
android.permission.USE_FINGERPRINT
android.permission.FOREGROUND_SERVICE
android.permission.POST_NOTIFICATIONS
android.permission.READ_SYNC_SETTINGS
android.permission.ACCESS_NETWORK_STATE
android.permission.SCHEDULE_EXACT_ALARM
android.permission.RECEIVE_BOOT_COMPLETED
android.permission.FOREGROUND_SERVICE_DATA_SYNC
android.permission.FOREGROUND_SERVICE_SPECIAL_USE
com.fsck.k9.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

* permissions in red may affect your privacy ! (read more)

Installing K-9 Mail APK

Tap on K-9 Mail .apk
Allow installation from Unknown Sources
Hit the Install button
Follow the onscreen instructions

* For more information check our Help Documentation

Version History

18.0 APK

April 30, 2026

17.0 APK

March 17, 2026

16.1 APK

February 10, 2026

Latest Version of K-9 Mail for Android