IMHO.

Free games like Monster Showdown

Below are 9 free-to-play Steam games similar to Monster Showdown, 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 Monster Showdown page.

Ranked picks

  1. 1
    Ultimate Custom Night — Steam game cover

    Ultimate Custom Night

    Free-to-play alternative to Monster Showdown — no purchase or trial window. Shares Action and Indie with Monster Showdown.

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

    2018ActionIndieFree To PlayFreeFree to playSimilar games →
  2. 2
    Indigo Park: Chapter 1 — Steam game cover

    Indigo Park: Chapter 1

    Free-to-play alternative to Monster Showdown — no purchase or trial window. Shares Action and Indie with Monster Showdown.

    Explore the abandoned childhood wonder of Indigo Park! Guided by Rambley the Raccoon, help restore power to the destroyed amusement park while you run from the reason it shut down.

    2024ActionIndieAdventureFreeDeck PlayableFree to playSimilar games →
  3. 3
    Counter-Strike:Global Offensive — Steam game cover

    Counter-Strike:Global Offensive

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

    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 →
  4. 4
    Awaria — Steam game cover

    Awaria

    Free-to-play alternative to Monster Showdown — no purchase or trial window. Shares Action and Indie with Monster Showdown.

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

    2024ActionIndieFree To PlayFreeDeck PlayableFree to playSimilar games →
  5. 5
    Star Fetchers — Steam game cover

    Star Fetchers

    Free-to-play alternative to Monster Showdown — no purchase or trial window. Shares Action and Indie with Monster Showdown.

    The introduction to a wild ride with gangsters and deep state conspiracy theories

    2020ActionIndieAdventureFreeDeck PlayableFree to playSimilar games →
  6. 6
    Disfigure — Steam game cover

    Disfigure

    Free-to-play alternative to Monster Showdown — no purchase or trial window. Shares Action and Indie with Monster Showdown.

    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 →
  7. 7
    The Lab — Steam game cover

    The Lab

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

    Welcome to The Lab, a compilation of Valve’s room-scale VR experiments set in a pocket universe within Aperture Science. Fix a robot, defend a castle, adopt a mechanical dog, and more. Still not sold? It’s free!

    2016Free To PlayFreeFree to playSimilar games →
  8. 8
    Hello Neighbor Alpha 2 — Steam game cover

    Hello Neighbor Alpha 2

    Free-to-play alternative to Monster Showdown — no purchase or trial window. Shares Indie with Monster Showdown.

    Welcome to Alpha 2 of Hello Neighbor. Play against an advanced, self-learning AI in what eventually became Act 1 of Hello Neighbor - the stealth horror home invasion sim.

    2019StrategyIndieAdventureFreeFree to playSimilar games →
  9. 9
    Ashes of the Ark — Steam game cover

    Ashes of the Ark

    Free-to-play alternative to Monster Showdown — no purchase or trial window. Shares Action and Indie with Monster Showdown.

    Built exclusively for VR, Ashes of the Ark puts you into a survival situation where zombies have taken over the failing space station. Handle the most realistic weapons with real-life movements, freely explore the Ark, and solve puzzles in VR. Can you stop the Flood before they reach the cryo-sector?

    2018ActionIndieAdventureFreeFree to playSimilar games →