IMHO.

Games like Koumii

If Koumii is your kind of game, the closest matches are Gelecard: Guerreiros Gelatinosos, Rookspell and HeroStory — picked from the ranked list below. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.

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About Koumii: Enter a magical duel where every turn is a new creation. Craft your own spells, predict your opponent's moves, and outplay them in a fast-paced battle to be the last player standing. A casual 2-player experience for friends and foes alike.

2026StrategyIndieFree To PlayCasualEarly AccessFree to playWindows · macOS · Linuxby Melon Crow Studio
Koumii — Steam game cover

Players who liked Koumii also play

Steam players who put hours into Koumii also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.

  1. Gelecard: Guerreiros Gelatinosos

    WHY THIS

    Top pick for Koumii fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Koumii.

    Gelecard: Gelatinous Warriors is a fun card game featuring the adorable SLIMES! These cute little creatures are ready to wreak havoc on the game boards.

    StrategyIndieAdventureSteam ↗
  2. Rookspell

    WHY THIS

    Second-strongest match for Koumii fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Koumii.

    Rookspell is a roguelike chess deckbuilder where tactical positioning meets chaotic card play. Outmaneuver your opponents with grandmaster strategy or break the board entirely with powerful card combos. Win through pure skill or draft an unstoppable play. The choice is yours!

    StrategyIndieCasualSteam ↗
  3. HeroStory

    WHY THIS

    Third-strongest match for Koumii fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Koumii.

    《HeroStory》 is a card battle game that does not contain numerical or random elements.

    2024StrategyIndieCasual0.99 USDSteam ↗
  4. 五行游

    WHY THIS

    Ranked #4 for Koumii fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Koumii.

    A spell-duel game that combines the Five Elements theory and match-three gameplay.

    2026StrategyIndieCasualSteam ↗
  5. Last One Employed

    WHY THIS

    Ranked #5 for Koumii fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Koumii.

    A cutthroat party card game for 3–10 players. Sabotage your coworkers, survive your inbox, and be the last one employed. One shared screen; phones are the controllers.

    2026StrategyIndieMassively MultiplayerSteam ↗
  6. Rampallians

    WHY THIS

    Ranked #6 for Koumii fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Early Access with Koumii.

    Rampallians blends the resource gathering of strategy games with core card game mechanics from Trading Card Game classics. With an auto battler for combat, in a fantasy setting. Nearly 400 cards available, and future expansions to be free updates. So no pay to win, ever.

    2026StrategyEarly AccessSteam ↗
  7. Cats Yakuza - Online card game

    WHY THIS

    Ranked #7 for Koumii fans by collaborative filtering across millions of Steam libraries. Shares Indie and Casual with Koumii.

    In this strategic card game, you battle with adorable yet quirky cats! The rules are similar to mahjongg and poker, with a new tactical sense you'll love! Even though the rules are simple, the game is surprisingly deep, so the battle of wits and psychological strategies are so fun!

    2022IndieCasual1.99 USDSteam ↗
  8. Arcana Rift

    WHY THIS

    Ranked #8 for Koumii fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Koumii.

    Arcana Rift is a tactical 1v1 card battler set inside a mysterious theatre. Build tempo, manage mana, summon powerful Arcana, forge suit-based items, and outplay your opponent in online PvP or offline battles against AI.

    2026StrategyIndieRPG5.99 USDSteam ↗

Frequently asked about Koumii

Is Koumii free to play?
Yes — Koumii is a free-to-play title on Steam. You can install and play it without buying anything, though some games include optional in-app purchases.
Does Koumii have multiplayer or co-op?
Yes — Koumii supports multi-player play according to its Steam store listing (Multi-player, Online PvP, Shared/Split Screen PvP).
What games are most similar to Koumii?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Koumii are Gelecard: Guerreiros Gelatinosos, Rookspell, HeroStory.
Who developed Koumii?
Koumii was developed by Melon Crow Studio.

imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on Koumii.

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