Arma is described as «Experience true combat gameplay in a massive military sandbox. Deploying a wide variety of single- and multiplayer content, over 20 vehicles and 40 weapons, and limitless opportunities for content creation, this is the PC»s premier military game» and is a first-person shooter in the games category. There are more than 25 games similar to Arma for a variety of platforms, including Windows, Steam, Mac, Linux and Android. The best alternative is PUBG, which is free. Other Arma like games are Squad Game, Battlefield, Escape From Tarkov and Last Man Standing.Arma alternatives are mainly First-Person Shooters but may also be Battle Royale Games or Open World Games. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Arma.