Gunrox is described as 'multiplayer-only turn-based strategy "squad tactics" game that went live in 2008'. There are four games similar to Gunrox for a variety of platforms, including Windows, Mac, Steam, Linux and Android. The best alternative is Dofus, which is free. Other Gunrox like games are Wakfu (Freemium), Broken Ranks (Free) and Pox Nora (Freemium).
Dofus is a Flash based massively multiplayer online role-playing game (MMORPG) developed and published by Ankama Games, a French computer game manufacturer. Originally released solely in French, it has since been translated into many other languages.
Wakfu is a tactical turn-based fantasy MMORPG. New heroes are emerging to bring hope to a world in ruins. Whether you're a fighter or a politician, a merchant or an artisan, in WAKFU, everything depends on you!
Pox Nora is an online, collectible, turn-based strategy game. Players can take their deck of Runes (cards) and go on an adventure in the many single player campaigns, skirmish against the AI, or battle against other players in player vs player matches.