IMHO.

Free games like Critternauts

Below are 8 free-to-play Steam games similar to Critternauts, ranked by player overlap and content similarity. No purchase or Steam login required to view the list. Every pick is a full free-to-play title — not a demo, trial, or time-limited giveaway. imho.run's catalogue refreshes daily, so newly free or newly popular titles surface here without manual editing.

Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Critternauts page.

Ranked picks

  1. 1
    Sheepy: A Short Adventure — Steam game cover

    Sheepy: A Short Adventure

    Free-to-play alternative to Critternauts — no purchase or trial window.

    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 PlayableFree to playSimilar games →
  2. 2
    Grimm's Hollow — Steam game cover

    Grimm's Hollow

    Free-to-play alternative to Critternauts — no purchase or trial window. Shares RPG with Critternauts.

    A spooky, freeware RPG where you search the afterlife for your brother. Reap ghosts with your scythe, explore haunted caves, and eat ghostly treats on your journey through death.

    2019IndieAdventureRPGFreeDeck PlayableFree to playSimilar games →
  3. 3
    Magic Archery — Steam game cover

    Magic Archery

    Free-to-play alternative to Critternauts — no purchase or trial window. Shares RPG with Critternauts.

    Train a commoner to become the greatest archer in this short incremental game! Increase your stats, gather wealth from quests, buy upgrades, and infuse your arrows with magic.

    2024IndieSimulationRPGFreeDeck PlayableFree to playSimilar games →
  4. 4
    Eternal Senia — Steam game cover

    Eternal Senia

    Free-to-play alternative to Critternauts — no purchase or trial window. Shares RPG with Critternauts.

    Thoughts and expectations ARPG

    2015ActionIndieRPGFreeDeck PlayableFree to playSimilar games →
  5. 5
    Paper Lily - Chapter 1 — Steam game cover

    Paper Lily - Chapter 1

    Free-to-play alternative to Critternauts — no purchase or trial window. Shares RPG with Critternauts.

    Paper Lily is an RPG horror game in which you can solve puzzles in different ways. Explore a hidden world, meet strange characters, and guide Lacie as she attempts to find answers about her unusual condition.

    2024IndieAdventureRPGFreeDeck VerifiedFree to playSimilar games →
  6. 6
    Z.A.T.O. // I Love the World and Everything In It — Steam game cover

    Z.A.T.O. // I Love the World and Everything In It

    Free-to-play alternative to Critternauts — no purchase or trial window.

    USSR, 1986. A girl goes missing in the closed city of Vorkuta-5, yet not a soul seems to be concerned. Uncover the mystery behind her disappearance and transmit your signal to the universe.

    2025IndieAdventureFree To PlayFreeDeck VerifiedFree to playSimilar games →
  7. 7
    Project Kat - Paper Lily Prologue — Steam game cover

    Project Kat - Paper Lily Prologue

    Free-to-play alternative to Critternauts — no purchase or trial window. Shares RPG with Critternauts.

    Project Kat is a short, unconventional RPG horror game in which there is always another way. Solve puzzles, make friends (or not), and guide Kat as she attempts to uncover the mystery behind a strange golden letter.

    2021IndieAdventureRPGFreeDeck VerifiedFree to playSimilar games →
  8. 8
    Higurashi When They Cry Hou - Ch.1 Onikakushi — Steam game cover

    Higurashi When They Cry Hou - Ch.1 Onikakushi

    Free-to-play alternative to Critternauts — no purchase or trial window.

    Higurashi When They Cry is a sound novel. The music, backgrounds and characters work together to create a world that is the stage of a novel for the user to read. They laugh and cry and get angry. The user takes the point of view of the protagonist to experience the story.

    2015AdventureFreeDeck VerifiedFree to playSimilar games →