IMHO.

Single-player games like Polly's Puzzle Box

Below are 8 single-player Steam games similar to Polly's Puzzle Box, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.

Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Polly's Puzzle Box page.

Ranked picks

  1. 1
    Nonolith — Steam game cover

    Nonolith

    Single-player alternative to Polly's Puzzle Box — playable solo, no multiplayer required. Shares Indie and Adventure with Polly's Puzzle Box.

    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.

    2026IndieAdventureSingle-playerSimilar games →
  2. 2
    InOut — Steam game cover

    InOut

    Single-player alternative to Polly's Puzzle Box — playable solo, no multiplayer required. Shares Indie and Adventure with Polly's Puzzle Box.

    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.

    2026ActionIndieAdventureSingle-playerSimilar games →
  3. 3
    MUTAGEN — Steam game cover

    MUTAGEN

    Single-player alternative to Polly's Puzzle Box — playable solo, no multiplayer required. Shares Indie with Polly's Puzzle Box.

    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.

    ActionIndieSingle-playerSimilar games →
  4. 4
    Relic Light — Steam game cover

    Relic Light

    Single-player alternative to Polly's Puzzle Box — playable solo, no multiplayer required. Shares Indie and Adventure with Polly's Puzzle Box.

    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.

    IndieAdventureRPGSingle-playerSimilar games →
  5. 5
    FrogStray — Steam game cover

    FrogStray

    Single-player alternative to Polly's Puzzle Box — playable solo, no multiplayer required. Shares Indie and Adventure with Polly's Puzzle Box.

    A tough, precise platformer. Guide a lost frog home using charged jumps and wall-kicks through hand-crafted, obstacle-filled levels. A pure challenge of skill.

    2026ActionIndieAdventure1.99 USDSingle-playerSimilar games →
  6. 6
    MONOMOON — Steam game cover

    MONOMOON

    Single-player alternative to Polly's Puzzle Box — playable solo, no multiplayer required. Shares Indie and Adventure with Polly's Puzzle Box.

    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.

    2026IndieAdventureSingle-playerSimilar games →
  7. 7
    ELEC STRATA — Steam game cover

    ELEC STRATA

    Single-player alternative to Polly's Puzzle Box — playable solo, no multiplayer required. Shares Indie and Adventure with Polly's Puzzle Box.

    Play as a white fox who senses and harnesses electric fields in silent industrial ruins. Read field lines, alter circuits, exchange charge with the environment, and use your electrical state to overcome obstacles as you climb through a living world-circuit.

    IndieAdventureSimulationSingle-playerSimilar games →
  8. 8
    Soulchain — Steam game cover

    Soulchain

    Single-player alternative to Polly's Puzzle Box — playable solo, no multiplayer required. Shares Indie and Adventure with Polly's Puzzle Box.

    Use your soul as a grappling hook in this tight, non-linear, physics-based platformer. Swing through hundreds of hand-crafted challenges, explore a vast world inspired by classic metroidvanias, and find your place within the seasons of the Afterlife.

    IndieAdventureSingle-playerSimilar games →