IMHO.

Free games like ALGO ARMS

Below are 9 free-to-play Steam games similar to ALGO ARMS, 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 ALGO ARMS page.

Ranked picks

  1. 1
    Ultimate Custom Night — Steam game cover

    Ultimate Custom Night

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

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

    2018ActionIndieFree To PlayFreeFree to playSimilar games →
  2. 2
    STRAFTAT — Steam game cover

    STRAFTAT

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

    STRAFTAT is a 1v1/2v2 ONLINE first person SHOOTER with quick rounds in over 350 MAPS ; Including all WEAPONS, proximity chat and 4 players FFA.

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

    Counter-Strike:Global Offensive

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

    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
    Landfall Archives — Steam game cover

    Landfall Archives

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

    Break into the Landfall Archives to steal and play previously unreleased games, demos, interactive slide shows, and even an unreleased version of Totally Accurate Battle Simulator from 2017!

    2023ActionStrategyIndieFreeFree to playSimilar games →
  5. 5
    Electoral Carnage — Steam game cover

    Electoral Carnage

    Free-to-play alternative to ALGO ARMS — no purchase or trial window. Shares Action and Early Access with ALGO ARMS.

    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
    NERTS! Online — Steam game cover

    NERTS! Online

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

    NERTS! Online is a fast-paced competitive solitaire game for you and up to five of your friends, played the same way we play it at the Zachtronics office!

    2021ActionIndieFree To PlayFreeFree to playSimilar games →
  7. 7
    The Riftbreaker: Prologue — Steam game cover

    The Riftbreaker: Prologue

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

    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 →
  8. 8
    Shape of Dreams: Prologue — Steam game cover

    Shape of Dreams: Prologue

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

    《Shape of Dreams: Prologue》is a unique game that blends action roguelite with MOBA-style gameplay. Edit your character's Memories to create your own champion. Face all challenges alone or play with friends in up to 4-player co-op.

    2024ActionIndieAdventureFreeDeck PlayableFree to playSimilar games →
  9. 9
    Decoherence — Steam game cover

    Decoherence

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

    Build robots, devise a battle plan and fight alongside them!

    2021ActionStrategyIndieFreeFree to playSimilar games →