Are That One Otter Game and koinori similar?

They overlap on 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.

Do both That One Otter Game and koinori have co-op?

Yes — both list a co-op category on Steam. Specifics differ: That One Otter Game ships Shared/Split Screen Co-op, Co-op; koinori ships Online Co-op, Shared/Split Screen Co-op.

Is That One Otter Game free?

Yes — That One Otter Game is a free-to-play Steam title. koinori is paid (Price unknown).

That One Otter Game vs koinori

That One Otter Game and koinori both land in 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 are Adventure games on Steam. That One Otter Game is free; koinori is paid (Price unknown). Both support cooperative play. 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 That One Otter Game

Choose That One Otter Game if you want a Free To Play game with Color Alternatives, Custom Volume Controls, and Playable without Timed Input. On Steam, it's free to play, so the barrier to trying it is zero. That One Otter Game launched in 2025.

Choose koinori

Choose koinori if you want an Action and Casual game with Online Co-op.

Both That One Otter Game and koinori sit in Adventure on Steam and both list Multi-player, Shared/Split Screen, and Shared/Split Screen Co-op, 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.

That One Otter Game vs koinori — Steam metadata comparison
	That One Otter Game	koinori
Released	2025	—
Genres	Adventure, Free To Play	Action, Adventure, Casual
Platforms	Windows	Windows
Steam Deck	Deck Unsupported	Unrated
Price	Free to play	Price unknown
Steam reviews	89.4% positive (527 reviews)	—
Multiplayer	Multi-player, Shared/Split Screen Co-op, Co-op	Multi-player, Online Co-op, Shared/Split Screen Co-op
Developers	Crayon Coded	RiRo Games

Side by side

Both are Adventure games on Steam.
That One Otter Game is free; koinori is paid (Price unknown).
Both support cooperative play.
That One Otter Game is Deck Unsupported on Steam Deck; koinori has no Deck rating yet.