IMHO.

Free games like Polydangerous

Below are 8 free-to-play Steam games similar to Polydangerous, 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 Polydangerous page.

Ranked picks

  1. 1
    Ultimate Custom Night — Steam game cover

    Ultimate Custom Night

    Free-to-play alternative to Polydangerous — no purchase or trial window. Shares Action with Polydangerous.

    Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!

    2018ActionIndieFree To PlayFreeFree to playSimilar games →
  2. 2
    Counter-Strike:Global Offensive — Steam game cover

    Counter-Strike:Global Offensive

    Free-to-play alternative to Polydangerous — no purchase or trial window. Shares Action with Polydangerous.

    Counter-Strike:Global Offensive (CS:GO) expands upon the team-based action gameplay that it pioneered when it was launched over 2 decades ago. CS:GO features new maps, characters, weapons, and game modes, and delivers updated versions of the classic CS content (de_dust2, etc.).

    2012ActionFree To PlayFreeDeck PlayableFree to playSimilar games →
  3. 3
    Awaria — Steam game cover

    Awaria

    Free-to-play alternative to Polydangerous — no purchase or trial window. Shares Action with Polydangerous.

    Awaria is a short game about working in haunted maintenance tunnels.

    2024ActionIndieFree To PlayFreeDeck PlayableFree to playSimilar games →
  4. 4
    Disfigure — Steam game cover

    Disfigure

    Free-to-play alternative to Polydangerous — no purchase or trial window. Shares Action with Polydangerous.

    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 PlayableFree to playSimilar games →
  5. 5
    Electoral Carnage — Steam game cover

    Electoral Carnage

    Free-to-play alternative to Polydangerous — no purchase or trial window. Shares Action with Polydangerous.

    Electoral Carnage is an absurd 2D fighting game featuring America's most famous (and infamous) politicians. If you don't download it you hate America. Also JFK can assassinate himself. What more do you need to know?

    2026ActionFree To PlayEarly AccessFreeDeck PlayableFree to playSimilar games →
  6. 6
    The Riftbreaker: Prologue — Steam game cover

    The Riftbreaker: Prologue

    Free-to-play alternative to Polydangerous — no purchase or trial window. Shares Action with Polydangerous.

    The Riftbreaker: Prologue allows you to experience the events taking place before the story campaign of the main game. Explore an entirely new world. Gather resources. Build up a base. Defend yourself from thousands of alien creatures.

    2020ActionStrategyIndieFreeDeck PlayableFree to playSimilar games →
  7. 7
    Liquidators — Steam game cover

    Liquidators

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

    Chernobyl, USSR, 1986. Three nuclear plant workers go on a daring mission to prevent a radioactive fallout that would affect half of Europe. Every moment is permanent, and all is at stake.

    2020IndieAdventureSimulationFreeFree to playSimilar games →
  8. 8
    Waves — Steam game cover

    Waves

    Free-to-play alternative to Polydangerous — no purchase or trial window. Shares Action with Polydangerous.

    Waves is an Arcade Twin-Stick Shooter that's all about High Scores. Build your combo and drop bombs in pursuit of Leaderboard dominance over seven game-modes!

    2011ActionIndieFreeDeck VerifiedFree to playSimilar games →