IMHO.

Games like MUTAGEN

If MUTAGEN is your kind of game, the closest matches are InOut, Polly's Puzzle Box and Relic Light — 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 MUTAGEN: Explore a lush, interconnected alien ecosystem that reshapes itself each time you die. Absorb mutations from your fallen kin to reach new areas and adapt to your surroundings. Study the environment to find your own solutions, and unearth the planet's many secrets.

ActionIndieWindowsby Drew Shapiro
MUTAGEN — Steam game cover

Players who liked MUTAGEN also play

Steam players who put hours into MUTAGEN 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. InOut

    WHY THIS

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

    A minimalist puzzle platformer where each level is more than they seem. Change your perspective on levels to discover new areas. Explore the world to unearth its hidden secrets.

    2026ActionIndieAdventureSteam ↗
  2. Polly's Puzzle Box

    WHY THIS

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

    As a small flea, explore a mysterious puzzle box filled with shapes and secrets. Gather strange items with hidden abilities, and unravel a trail of clues as you attempt to escape.

    2027IndieAdventureSteam ↗
  3. Relic Light

    WHY THIS

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

    A pixel-art 2D puzzle platformer with Metroidvania exploration. Join starfarer girl Ling Ao'ao as she meets AI girl ALICE in the ruins of humanity at the universe's end. Befriend companions, gather abilities, solve intricate contraptions, and uncover the cosmos's truth.

    IndieAdventureRPGSteam ↗
  4. Nonolith

    WHY THIS

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

    The NONOLITH consumes you. Copy and paste the world around you to discover the secrets of this ancient, enigmatic structure. You are very powerful, you just don't know it yet.

    2026IndieAdventureSteam ↗
  5. MONOMOON

    WHY THIS

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

    In MONOMOON, the way forward is reserved for the knowing and the daring. Guided by moonlight, you’ll uncover hidden truths and wander through a tiny and mysterious open world.

    2026IndieAdventureSteam ↗
  6. KON: Tale of the Darkness

    WHY THIS

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

    A dark-fantasy interdimensional adventure. Snap your fingers to explore overlapping realities, face high-intensity platforming sections, solve environmental puzzles, and escape a deadly force threatening to consume everything.

    ActionIndieSteam ↗
  7. Ruby's Realms

    WHY THIS

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

    Ruby's Realms is a platformer blending metroidvania exploration with level-based challenges in mysterious cursed realms. Leap across precarious platforms, blast cultists and possessed monsters with magic flames. Collect upgrade points and buy upgrades from your friend, Skully.

    2025ActionIndieAdventure1.49 USDSteam ↗
  8. Frog Fall

    WHY THIS

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

    Eskweenkleh Brahvoh, I made you to escape this labyrinthine prison. Forget their gravity; you bring your own. Embrace confusion; leap over the impossible, roll on, and, kohn ehl fahbohr dehdyohs, bounce high enough to charm the world’s corpse.

    ActionIndieAdventureSteam ↗

Free alternatives

Free-to-play games that recommended players of this title also tend to enjoy.

  1. Helltaker

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with MUTAGEN.

    Helltaker is a short game about sharply dressed demon girls.

    2020IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  2. The Looker

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with MUTAGEN.

    You wake up, alone, on a strangely familiar island full of puzzles that will frustrate and annoy you.

    2022IndieFreeDeck PlayableSteam ↗
  3. Sheepy: A Short Adventure

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with MUTAGEN.

    A Short Handcrafted Pixel Art Platformer that follows Sheepy, an abandoned plushy brought to life. Sheepy: A Short Adventure is the first short game from MrSuicideSheep.

    2024IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  4. Travellin Cats in Paris

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with MUTAGEN.

    Find 100 cats hidden in Paris, France in this cute hand-drawn hidden object game by Travellin Cats - the original viral hidden cat game creator!

    2023IndieFree To PlayCasualFreeDeck VerifiedSteam ↗
  5. The Expendabros

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with MUTAGEN.

    The Expendabros have assembled and set their sights on the forces of ruthless arms dealer Conrad Stonebanks in the forests of Eastern Europe.

    2014ActionIndieAdventureFreeDeck VerifiedSteam ↗
  6. UNBEATABLE [white label]

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with MUTAGEN.

    A young girl learns a song. An exclusive side-story set in the world of D-CELL GAMES' upcoming rhythm-adventure.

    2021ActionIndieAdventureFreeDeck PlayableSteam ↗
  7. Coloring Pixels

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with MUTAGEN.

    A relaxing coloring by numbers game. Enjoy completing a variety of images with differing themes, complexity, and sizes.

    2018IndieFree To PlayCasualFreeSteam ↗
  8. Disfigure

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with MUTAGEN.

    Disfigure is a grim-dark action rogue-like where you battle relentless hordes of monsters lurking in the shadows. Unlock powerful weapons, craft god-like builds with hundreds of upgrades, slay colossal bosses, and push your limits in intense 20–30 minute survival runs!

    2023ActionIndieFreeDeck PlayableSteam ↗

Frequently asked about MUTAGEN

What games are most similar to MUTAGEN?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside MUTAGEN are InOut, Polly's Puzzle Box, Relic Light.
Who developed MUTAGEN?
MUTAGEN was developed by Drew Shapiro.

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 MUTAGEN.

For library-aware picks tuned to your specific taste, sign in with Steam on the home page.