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ICSx⁵ 2.4.3

15.3 MB APK

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

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Antivirus & safety scan results

Scan Date: Dec 16, 2025 Software Version: 2.4.3

Status: ✅ Trusted & Safe to install This app is signed by bitfire web engineering with trusted and verified digital signature and it will updated existing ICSx⁵ installations Certificate fingerprint: d0575013f771458e7ca9f6df5087939acd790cc3 Issuer: C=AT, L=Bad Vöslau, O=bitfire web engineering, CN=Richard Hirner How we verify APK files security

APK file specifications

Package Name	at.bitfire.icsdroid
Requirements	Android 6.0 (Marshmallow API 23)
Version Code	92
Software Version	2.4.3
APK Size	15.4 MB
Source Code	https://github.com/bitfireAT/icsx5
License	GPL-3.0-only
File Type	APK
Screen DPI	160dpi, 240dpi, 320dpi, 480dpi, 640dpi
Permissions	15
Author	bitfire web engineering
Categories	Productivity and Business

Android Permissions

This app requests the following permission from the Android OS:

android.permission.READ_CALENDAR
android.permission.INTERNET
android.permission.WAKE_LOCK
android.permission.GET_ACCOUNTS
android.permission.WRITE_CALENDAR
android.permission.READ_SYNC_STATS
android.permission.FOREGROUND_SERVICE
android.permission.POST_NOTIFICATIONS
android.permission.READ_SYNC_SETTINGS
android.permission.WRITE_SYNC_SETTINGS
android.permission.ACCESS_NETWORK_STATE
android.permission.AUTHENTICATE_ACCOUNTS
android.permission.RECEIVE_BOOT_COMPLETED
android.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS
at.bitfire.icsdroid.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

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

Installing ICSx⁵ APK

Tap on ICSx⁵ .apk
Allow installation from Unknown Sources
Hit the Install button
Follow the onscreen instructions

* For more information check our Help Documentation

Version History

2.4.2 APK

September 15, 2025

2.4.1 APK

September 11, 2025

2.4.0 APK

September 3, 2025

Latest Version of ICSx⁵ for Android