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idTech4A++

idTech4A++ is a free, open-source game for Android. DOOM III/Quake 4/Prey(2006)/DOOM3 BFG/Other idTech/open-source game runtime envi. It has 642 GitHub stars and is released under the GPL-3.0-only license, and you can install it from F-Droid.

github.com/glKarin/com.n0n3m4.diii4a (opens in a new tab)

Data as of from the GitHub API and the F-Droid index; description from the project's repository or F-Droid listing. Report an error

Get it on F-Droid (opens in a new tab)View on GitHub (opens in a new tab)

About idTech4A++

idTech4A++ is idTech game runtime environment for Android. Support DOOM III/Quake 4/Prey(2006)/DOOM3 BFG/Quake 1/Quake 2/Quake 3/Return to Castle Wolfenstein/The Dark Mod/GZDOOM/Wolfenstein: Enemy Territory/RealRTCW/FTEQW/STAR WARS Jedi Knight/Serious Sam Classic/Urban Terror/Medal of Honor: Allied Assault/Skin Deep/Quadrilateral Cowboy/Icarus Starship Command Simulator 1. Putting your PC game data(external folder) to launcher setting Game working directory(default /sdcard/diii4a). 2. Click left icon or right game name text of launcher status bar for choosing game, and select game mod in tab GENERAL's Game. 3. Finally START GAME.

Privacy and F-Droid

F-Droid builds idTech4A++ from its published source code and flags anti-features such as ads, tracking or reliance on non-free services.

  • Contains non-free assets

Screenshots

  • idTech4A++ screenshot 1
  • idTech4A++ screenshot 2
  • idTech4A++ screenshot 3

Screenshots from the app's F-Droid listing.

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FAQ

idTech4A++ FAQ

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Is idTech4A++ free and open source?

Yes. idTech4A++'s source code is public on GitHub under the GPL-3.0-only license, which is OSI-approved or FSF-free. F-Droid flags these anti-features on its latest build: contains non-free assets.

How do I install idTech4A++?

You can install idTech4A++ from F-Droid (package com.karin.idTech4Amm); the links are on this page. Its GitHub repository also publishes releases (latest: v1.1.0harmattan73).

Is idTech4A++ still maintained?

The repository's most recent commit was on Sep 30, 2026. Its F-Droid listing was last updated on Mar 23, 2026. appsgit only lists apps whose repository had a commit in the last six months.