IMHO.

Games like RATMOUSE

If RATMOUSE is your kind of game, the closest matches are Skull Head World, Cactiverse and Phrenetic Shooting Reunion — 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 RATMOUSE: it's rat vs roach in this arcade style romp... RATMOUSE is a fast-paced, challenging, arcade style romp where you play as a RAT, with your MOUSE (get it yet?)

2025ActionIndieSimulationFree To PlayFree to playWindowsby ZOOPGAR
RATMOUSE — Steam game cover

Players who liked RATMOUSE also play

Steam players who put hours into RATMOUSE 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. Skull Head World

    WHY THIS

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

    defend skullheadworld. shoot skulls at invading skulls. collect skulls to protect your skull. flush skulls to upgrade. part single-stick bullet-hell shooter, part top-down physics brawler. super addictive arcade fun.

    2020ActionIndie3.99 USDSteam ↗
  2. Cactiverse

    WHY THIS

    Second-strongest match for RATMOUSE fans by collaborative filtering across millions of Steam libraries. Shares Simulation and Free To Play with RATMOUSE.

    The world of Cactiverse, where gardening meets dragon-fueled fun! Grow your cacti, unleash waterballs, and join a vibrant community on Discord. With weekly tournaments and hilarious gameplay, Cactiverse is your next obsession. Fun, challenging, and social—what more could you ask for?

    2024AdventureSimulationFree To PlayFreeSteam ↗
  3. Phrenetic Shooting Reunion

    WHY THIS

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

    [CONTENTS] A playable shooting game "PHRENETIC SHOOTING REUNION" + All future updates/bug fixes. Phrenetic Shooting is a retro tasted shooting game. This game provides an exciting experience for retro 2D shooting game funs.

    2024ActionIndieCasual2.99 USDSteam ↗
  4. Incremental Space Defense Force League

    WHY THIS

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

    Pilot an A.C.E combat craft in a incremental retro styled sci-fi shoot 'em up where every run earns data shards, unlocks upgrades via 7 skill trees, fight bosses, conquer 100 prestige levels and push deeper into a war against the Worms invading the colony.

    2026ActionIndieSteam ↗
  5. Roidgrinder

    WHY THIS

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

    The origin story of a famous roidgrinder. It's an incremental space mining game where you interact with the ship's systems through a state-of-the-art terminal interface. Crossbreed of 2D arcade, lightweight simulation and some idler elements. Note: KEYBOARD REQUIRED.

    2026ActionIndieSimulationSteam ↗
  6. Trapper

    WHY THIS

    Ranked #6 for RATMOUSE fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with RATMOUSE.

    An animal-catching game made both for and against the hardcore collectors.

    2026ActionIndieSimulationSteam ↗
  7. Incraiders

    WHY THIS

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

    Incraiders is an active incremental game where you get energy from fallen Invaders to become a cross-dimensional guardian of the cosmos.

    2026ActionIndieCasualSteam ↗
  8. walk

    WHY THIS

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

    it's about walking

    2026IndieAdventureSimulation1.59 USDSteam ↗

Frequently asked about RATMOUSE

Is RATMOUSE free to play?
Yes — RATMOUSE 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.
What games are most similar to RATMOUSE?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside RATMOUSE are Skull Head World, Cactiverse, Phrenetic Shooting Reunion.
Who developed RATMOUSE?
RATMOUSE was developed by ZOOPGAR.

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 RATMOUSE.

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