Arsenal Online

Action · Casual · Simulation

High-octane 2D shooter. Put your shooting skills to the test with over 200 weapons and attachments. Play game modes solo or co-op online!

Who can play

SteamPrice on SteamPlay free

Free to play

84%

Very positive on Steam

Steam Deck Playable

Steam lists online co-op for PC. Free to play. Player counts are not confirmed yet. 84% positive of 110 Steam reviews.

Play modes here come from the Steam store listing, which does not give player counts. How we check facts

Updated October 27, 2026

Does Arsenal Online have couch co-op?: No same-screen play is confirmed. The Steam listing does not include it on PC. Online play is the way to play it together.
Do you need two copies of Arsenal Online?: No. It's free to play.; One of 1,371 co-op games where one copy is enough
What platforms is Arsenal Online on?: PC.; One of 3,994 co-op games
Does Arsenal Online work on Steam Deck?: Yes, with some extra steps: Steam rates it Playable for Steam Deck.
Is Arsenal Online free?: Yes, it's free to play.

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