Castle in the Darkness
🎮 Can you play Castle in the Darkness on Steam Deck?
Valve's test results
- Heads-up: Some functionality isn't accessible with the default controller configuration, so you may need the touchscreen, the on-screen keyboard or a community controller layout.
- Heads-up: The game doesn't support Steam Deck's native display resolution, so the image may be blurrier or performance may be lower.
- Heads-up: External controllers aren't supported for the primary player.
- Passed: The game shows button icons that match Steam Deck's controls.
- Passed: In-game text is legible on Steam Deck's screen.
- Passed: The default graphics settings run smoothly on Steam Deck.
Before you play on Steam Deck
- Chinese
- No Chinese support yetSteam Deck runs the Steam version, so the languages are the same as on PC
- System requirements
- PC minimum / recommended specs Steam Deck is less powerful than most gaming PCs, so games with high recommended specs may need lower graphics settings
- Steam reviews
- Mostly Positive 77% Is it worth it?
- Price
- Paid · Steam store page
What do the Steam Deck compatibility ratings mean?
- VerifiedVerified: tested by Valve and fully playable with Steam Deck's built-in controls and display, running smoothly on the default settings.
- PlayablePlayable: works on Steam Deck, but may need some extra effort, such as using the touchscreen or on-screen keyboard, or adjusting the controller configuration.
- Not supportedUnsupported: Valve's testing found that it currently doesn't run properly on Steam Deck (common reasons are anti-cheat systems or VR).
- UnknownUnknown: Valve hasn't tested this game yet, which doesn't mean it can't be played.
FAQ
Can you play Castle in the Darkness on Steam Deck?
Yes, with a few caveats. Castle in the Darkness is rated "Playable" on Steam Deck: it runs fine, but some actions may require the touchscreen, the on-screen keyboard or tweaking settings.
What should you know before playing Castle in the Darkness on Steam Deck?
Some functionality isn't accessible with the default controller configuration, so you may need the touchscreen, the on-screen keyboard or a community controller layout. The game doesn't support Steam Deck's native display resolution, so the image may be blurrier or performance may be lower. External controllers aren't supported for the primary player.
Does Castle in the Darkness on Steam Deck support Chinese?
Steam Deck runs the Steam version, so the supported languages are the same as on PC: No Chinese support yet.
What's the difference between "Verified" and "Playable" on Steam Deck?
Verified: tested by Valve and fully playable with Steam Deck's built-in controls and display, running smoothly on the default settings. Playable: works on Steam Deck, but may need some extra effort, such as using the touchscreen or on-screen keyboard, or adjusting the controller configuration.
Where does this Steam Deck compatibility data come from?
It comes from Valve's official Steam Deck compatibility program and is updated automatically by GAME圈; it was last checked on Oct 15, 2026. Compatibility can change after game updates, so check the Steam store page for the latest status.
