IMHO.

Oceanhorn: Monster of Uncharted Seas vs Don't open the doors!

Oceanhorn: Monster of Uncharted Seas and Don't open the doors! both land in Action, Indie, Adventure on Steam, which is why they keep getting compared. The comparison below is built from each game's Steam metadata — release year, genres, categories, Steam Deck status, price, and review score — refreshed daily by imho.run's scraper. Headline differences: Both share Action, Indie, Adventure on Steam. Oceanhorn: Monster of Uncharted Seas (2015) is 1 year older than Don't open the doors! (2016). Oceanhorn: Monster of Uncharted Seas scores higher on Steam reviews (79.9% positive) than Don't open the doors! (76.9% positive). No login or purchase needed — scroll for the full table, the verdict FAQ, and links to ranked similar games for both titles.

Which should you pick?

Choose Oceanhorn: Monster of Uncharted Seas

Choose Oceanhorn: Monster of Uncharted Seas if you want the Steam Leaderboards side of the pairing. On Steam, it's Steam Deck Verified, so handheld play works out of the box. Oceanhorn: Monster of Uncharted Seas launched in 2015.

Choose Don't open the doors!

Choose Don't open the doors! if it's currently about 27% cheaper on the Steam Store. Don't open the doors! launched in 2016.

Both Oceanhorn: Monster of Uncharted Seas and Don't open the doors! sit in Action, Indie, and Adventure on Steam, so either pick lands in the same broad neighborhood. Use the side-by-side table for the feature view, or follow the "Games like" links below to see ranked alternatives for either title.

Side-by-side comparison

Oceanhorn: Monster of Uncharted Seas vs Don't open the doors! — Steam metadata comparison
Oceanhorn: Monster of Uncharted Seas — Steam game coverOceanhorn: Monster of Uncharted SeasDon't open the doors! — Steam game coverDon't open the doors!
Released20152016
GenresAction, Indie, Adventure, RPGAction, Indie, Adventure, RPG
PlatformsWindows, macOSWindows, macOS
Steam DeckDeck VerifiedDeck Playable
Price14.99 USD10.99 USD
Steam reviews79.9% positive (667 reviews)76.9% positive (78 reviews)
MultiplayerSingle-player onlySingle-player only
DevelopersCornfox & Brothers Ltd.Anton Riot and Co

Side by side

Oceanhorn: Monster of Uncharted Seas vs Don't open the doors! — FAQ

Should I play Oceanhorn: Monster of Uncharted Seas or Don't open the doors! first?
If you want chronology, Oceanhorn: Monster of Uncharted Seas (2015) came out before Don't open the doors! (2016). If neither is a sequel to the other, order doesn't really matter — start with whichever fits your current mood, since both share enough on Steam to make either a reasonable opener.
Are Oceanhorn: Monster of Uncharted Seas and Don't open the doors! similar?
They overlap on Action, Indie, Adventure on Steam, so the catalogue groups them together — but "similar" depends on the specific mechanics. Use the genre + category rows above to decide whether the overlap matches what drew you to the one you've already played.
Oceanhorn: Monster of Uncharted Seas vs Don't open the doors! · imho.run