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Is ARMA 2 multiplayer or co-op?

Yes — co-op. ARMA 2 is a real-time strategy game released in 2009, 73% positive on Steam (461 reviews), with 14 playing right now. $2.59 on Steam.

Co-opSingle-player tooStrategy · Real-time strategy

Building on 10 years of constant engine development, ARMA II boasts the most realistic combat environment in the world. It models real world ballistics & round…

Steam tags: Action, Strategy, Simulation

Do you and a friend both own ARMA 2?

Ready Up compares two Steam libraries and shows every multiplayer game you both have — including whether ARMA 2 is one of them — then helps you pick tonight's game with a weighted roll or a bracket.

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Tired of ARMA 2? The Swap tab finds the closest unowned games of the same type that are newer or rated higher.

Quick answers

Is ARMA 2 co-op?
Yes, ARMA 2 supports co-op.
Does ARMA 2 have PvP?
Steam does not list PvP for ARMA 2.
How many people play ARMA 2?
About 14 players were in-game when this page was built (2026-09-08).

Ready Up is a free tool: enter two Steam usernames and it lists the multiplayer games you both own, runs a bracket to pick one, and suggests new co-op games that fit how you both play. Ratings, tags and player counts from Steam and SteamSpy; updated 2026-09-08. Powered by Steam — not affiliated with or endorsed by Valve Corporation.