Steam Deck Playable · Action · 2020
Does CosmoDreamer work on Steam Deck?
Mostly. Valve rates it Steam Deck Playable, with a few caveats.
Playable
Short answer: mostly. CosmoDreamer is rated Steam Deck Playable. It runs, but you may need to adjust settings or use the touchscreen or on-screen keyboard at times.
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Valve's Steam Deck test results
Valve's detailed notes for this game will appear here soon. You can see them now on the Steam store page.
Steam Deck status checked 9 November 2026.
About CosmoDreamer
- Developer
- あうとさいど
- Publisher
- あうとさいど
- Release date
- 2 October 2020
- Genre
- Action, Indie
- Steam
- Store page
