IMHO.

Single-player games like Scrap Protocol

Below are 11 single-player Steam games similar to Scrap Protocol, 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 Scrap Protocol page.

Ranked picks

  1. 1
    All You Can FISH! — Steam game cover

    All You Can FISH!

    Single-player alternative to Scrap Protocol — playable solo, no multiplayer required. Shares Casual with Scrap Protocol.

    A cute and cozy incremental fishing adventure! Set sail as Luka the dog, reel in every fish in the sea, and grow a skill tree as deep as the ocean - one cast at a time on the road to becoming the best Fisherdog alive.

    2026IndieSimulationCasualSingle-playerSimilar games →
  2. 2
    Click Click Chicken — Steam game cover

    Click Click Chicken

    Single-player alternative to Scrap Protocol — playable solo, no multiplayer required. Shares Casual with Scrap Protocol.

    A short incremental game about catching chickens, pigs, cows and sheep.

    2026IndieCasualSingle-playerSimilar games →
  3. 3
    Keep Cutting — Steam game cover

    Keep Cutting

    Single-player alternative to Scrap Protocol — playable solo, no multiplayer required. Shares Casual with Scrap Protocol.

    A short and satisfying incremental game about cutting endless grass and buying upgrades to clear more.

    IndieCasualSingle-playerSimilar games →
  4. 4
    Bottle Flip Inc — Steam game cover

    Bottle Flip Inc

    Single-player alternative to Scrap Protocol — playable solo, no multiplayer required. Shares Casual with Scrap Protocol.

    An incremental game about flipping bottles, unlocking and upgrading unique abilities, and turning simple bottle flips into increasingly satisfying moments.

    2026StrategyIndieSimulationSingle-playerSimilar games →
  5. 5
    Garbage Growth — Steam game cover

    Garbage Growth

    Single-player alternative to Scrap Protocol — playable solo, no multiplayer required. Shares Casual with Scrap Protocol.

    Garbage Growth is a short incremental trash game about collecting people's trash, bananas and even babies, to make money and pollute the world even more. Hire rats, grow your pollution, and make everything worse!

    2026IndieSimulationCasual4.49 USDSingle-playerSimilar games →
  6. 6
    Tiny Isle — Steam game cover

    Tiny Isle

    Single-player alternative to Scrap Protocol — playable solo, no multiplayer required. Shares Casual with Scrap Protocol.

    Tiny Isle is a cozy island-building simulation game. Grow crops, collect crystals, expand and customize your magical island, and welcome sprites and animal residents. Play actively with hands-on planning, or relax with full idle progression as your island comes to life at your own pace.

    2026StrategyIndieSimulation9.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Park Beyond — Steam game cover

    Park Beyond

    Single-player alternative to Scrap Protocol — playable solo, no multiplayer required. Shares Casual with Scrap Protocol.

    Park Beyond is a theme park simulation game that gives you the freedom to create and manage the Parks of your Dreams! Whether you love to manage finances and visitor experience, or just create fun and cozy parks, the game has something in store just for you!

    2023StrategySimulationCasual9.89 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    PomoFarm — Steam game cover

    PomoFarm

    Single-player alternative to Scrap Protocol — playable solo, no multiplayer required. Shares Casual with Scrap Protocol.

    PomoFarm is half focus timer and half idle farming game! As Tomato the Duck, grow your farm as you focus on tasks in the real world!

    2022SimulationCasual4.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    Umigame — Steam game cover

    Umigame

    Single-player alternative to Scrap Protocol — playable solo, no multiplayer required.

    Embody a water spirit and fight through a corrupted world in this action co-op roguelite for 1-2 players. Take on hordes of enemies and terrifying bosses, summon Guardians, and become stronger with every run.

    2025ActionIndieAdventure14.99 USDDeck PlayableSingle-playerSimilar games →
  10. 10
    DO NOT FEED THE VIRUS - Incremental — Steam game cover

    DO NOT FEED THE VIRUS - Incremental

    Single-player alternative to Scrap Protocol — playable solo, no multiplayer required. Shares Casual with Scrap Protocol.

    Grow your organism, gather biomass, and expand your colony. A casual, short mouse-driven incremental game focused on growth and progression.

    2026StrategyIndieSimulation6.29 USDDeck PlayableSingle-playerSimilar games →
  11. 11
    Night Train Simulator: Blackout — Steam game cover

    Night Train Simulator: Blackout

    Single-player alternative to Scrap Protocol — playable solo, no multiplayer required.

    Drive the train. Follow the schedule. Ignore what's outside.

    2026IndieSimulationSingle-playerSimilar games →