IMHO.

Free games like Old Retro Shooter

Below are 8 free-to-play Steam games similar to Old Retro Shooter, 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 Old Retro Shooter page.

Ranked picks

  1. 1
    The Riftbreaker: Prologue — Steam game cover

    The Riftbreaker: Prologue

    Free-to-play alternative to Old Retro Shooter — no purchase or trial window. Shares Action and Strategy with Old Retro Shooter.

    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 →
  2. 2
    Muck — Steam game cover

    Muck

    Free-to-play alternative to Old Retro Shooter — no purchase or trial window. Shares Action and Indie with Old Retro Shooter.

    Muck is a survival-roguelike. Collect resources, find items & build a base to survive for as long as you can.

    2021ActionIndieAdventureFreeDeck PlayableFree to playSimilar games →
  3. 3
    Crab Game — Steam game cover

    Crab Game

    Free-to-play alternative to Old Retro Shooter — no purchase or trial window. Shares Action and Indie with Old Retro Shooter.

    Crab Game is a First-Person Multiplayer game where you play through several different minigames based on children's games, until only one player stands victorious.

    2021ActionIndieFree To PlayFreeDeck PlayableFree to playSimilar games →
  4. 4
    Totally Accurate Battlegrounds — Steam game cover

    Totally Accurate Battlegrounds

    Free-to-play alternative to Old Retro Shooter — no purchase or trial window. Shares Action and Indie with Old Retro Shooter.

    Grab your balloon crossbow and trusty inflatable hammer, because things are about to get wobbly! Be the last weirdo standing in the world-leading physics-based Battle Royale game.

    2018ActionIndieFree To PlayFreeDeck PlayableFree to playSimilar games →
  5. 5
    Darwin Project — Steam game cover

    Darwin Project

    Free-to-play alternative to Old Retro Shooter — no purchase or trial window. Shares Action and Indie with Old Retro Shooter.

    In Darwin Project, ten inmates must survive the elements, track each other, fight, craft tools, and use their social skills to be the last one standing. It's a unique take on battle royale with a Show Director to influence the match and Spectator Interactions to create a one-of-a-kind game show.

    2020ActionIndieFree To PlayFreeFree to playSimilar games →
  6. 6
    Screw Drivers — Steam game cover

    Screw Drivers

    Free-to-play alternative to Old Retro Shooter — no purchase or trial window. Shares Action and Indie with Old Retro Shooter.

    Crazy physics and high-speed races! Craft vehicles cleverly by combining building blocks and mechanical parts to create powerful drivetrains. Unlock new parts, race for the gold, and challenge your friends in multiplayer.

    2024ActionIndieSimulationFreeDeck PlayableFree to playSimilar games →
  7. 7
    King of Crabs — Steam game cover

    King of Crabs

    Free-to-play alternative to Old Retro Shooter — no purchase or trial window. Shares Action and Casual with Old Retro Shooter.

    Battle Royale with crabs! Intense multiplayer action, with up to 100 players! Scrap, scavenge and slaughter your way to becoming the King of Crabs!

    2023ActionMassively MultiplayerFree To PlayFreeFree to playSimilar games →
  8. 8
    Soulstone Survivors: Prologue — Steam game cover

    Soulstone Survivors: Prologue

    Free-to-play alternative to Old Retro Shooter — no purchase or trial window. Shares Action and Indie with Old Retro Shooter.

    Face the Lords of the Void and their endless minions, collect their Soulstones and become a god! In this Action Roguelite, unveil secret spells, craft mighty weapons, unlock multiple characters, discover game-breaking synergies and conquer the power of the void.

    2022ActionIndieRPGFreeDeck PlayableFree to playSimilar games →