IMHO.

Single-player games like The Endless Mission

Below are 12 single-player Steam games similar to The Endless Mission, 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 The Endless Mission page.

Ranked picks

  1. 1
    PatchWorld — Steam game cover

    PatchWorld

    Single-player alternative to The Endless Mission — playable solo, no multiplayer required. Shares Indie and Adventure with The Endless Mission.

    PatchWorld is a social audiovisual playground for VR and desktop where creators build interactive worlds, instruments, reactive visuals, playful systems, and live experiences together in real-time _ no coding needed.

    IndieAdventureSimulationSingle-playerSimilar games →
  2. 2
    FutureKreate — Steam game cover

    FutureKreate

    Single-player alternative to The Endless Mission — playable solo, no multiplayer required. Shares Indie and Adventure with The Endless Mission.

    This Robot Simulator is a cutting-edge robot simulator developed by a robotics researcher. You can experience the state-of-arts robotics development with this simulator. Experiment with your robot in the town, mountains, oceans, and the skies at various times!

    2021IndieAdventureSimulation89.99 USDSingle-playerSimilar games →
  3. 3
    HEDE Game Engine — Steam game cover

    HEDE Game Engine

    Single-player alternative to The Endless Mission — playable solo, no multiplayer required. Shares Indie and Adventure with The Endless Mission.

    Play games, create games. HEDE Game Engine - this is a set of tools that allows you to create small simple games and share them with other players on the incentive, we can also publish your game if it turns out to be interesting, and you get a percentage of sales.

    2020ActionStrategyIndie199.99 USDSingle-playerSimilar games →
  4. 4
    CodeSpells — Steam game cover

    CodeSpells

    Single-player alternative to The Endless Mission — playable solo, no multiplayer required. Shares Indie and Adventure with The Endless Mission.

    Craft any magical spell you can imagine using the most powerful tool there is: code. CodeSpells is currently an unguided, sandbox experience for the bravest wizards who want to help the developers steer the game's development.

    2015ActionIndieAdventure4.99 USDSingle-playerSimilar games →
  5. 5
    ProBelt — Steam game cover

    ProBelt

    Single-player alternative to The Endless Mission — playable solo, no multiplayer required. Shares Indie and Early Access with The Endless Mission.

    ProBelt is a game in which you calculate results by using mathematical operators. Conveyor belts are used to transport numbers between operators.

    2026IndieSimulationCasual5.99 USDSingle-playerSimilar games →
  6. 6
    Grey Hack — Steam game cover

    Grey Hack

    Single-player alternative to The Endless Mission — playable solo, no multiplayer required. Shares Indie and Early Access with The Endless Mission.

    Grey Hack is a massively multiplayer hacking simulator game. You're a hacker with full freedom to act as you wish on a vast network of procedurally generated computers.

    2017IndieSimulationMassively Multiplayer19.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Logic World — Steam game cover

    Logic World

    Single-player alternative to The Endless Mission — playable solo, no multiplayer required. Shares Indie and Early Access with The Endless Mission.

    Invent a new computer! Logic World is a first-person sandbox simulation game that's all about digital logic. Play alone or with friends, design unique machines, build up layers of complexity, and experience the joy of circuits!

    2021IndieSimulationEarly Access25.00 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Craftomation 101: Programming & Craft — Steam game cover

    Craftomation 101: Programming & Craft

    Single-player alternative to The Endless Mission — playable solo, no multiplayer required. Shares Indie and Early Access with The Endless Mission.

    You land on a frozen planet in a tiny rocket with a robot inside. Harvest and combine materials to discover new ones. Use visual programming to make the robot do the tiresome work for you. Slowly build a gang of self-sustaining robot workers and watch them terraform the planet.

    2024StrategyIndieSimulation9.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    Never Alone (Kisima Ingitchuna) — Steam game cover

    Never Alone (Kisima Ingitchuna)

    Single-player alternative to The Endless Mission — playable solo, no multiplayer required. Shares Indie and Adventure with The Endless Mission.

    Experience the epic journey of Nuna and Fox as they search for the source of an eternal blizzard that threatens the survival of everything they have ever known.

    2014ActionIndieAdventure14.99 USDDeck VerifiedSingle-playerSimilar games →
  10. 10
    Beyond Blue — Steam game cover

    Beyond Blue

    Single-player alternative to The Endless Mission — playable solo, no multiplayer required. Shares Indie and Adventure with The Endless Mission.

    Beyond Blue is a single-player narrative adventure that takes you deep into our planet’s beating blue heart. Explore the awesome wonder and unbounded mystery that exists within the world’s ocean.

    2020IndieAdventureSimulation19.99 USDDeck VerifiedSingle-playerSimilar games →
  11. 11
    Never Alone 2 — Steam game cover

    Never Alone 2

    Single-player alternative to The Endless Mission — playable solo, no multiplayer required. Shares Adventure with The Endless Mission.

    Discover a world of fierce, frozen beauty in Never Alone 2, sequel to the BAFTA-winning adventure game created in the Inupiaq storytelling tradition. Explore the Arctic as Nuna and Fox, unearthing an epic mystery threatening your village in this new 3D, co-op adventure.

    AdventureSingle-playerSimilar games →
  12. 12
    Neighborhoods — Steam game cover

    Neighborhoods

    Single-player alternative to The Endless Mission — playable solo, no multiplayer required. Shares Indie and Early Access with The Endless Mission.

    Neighborhoods is a cozy city sim where you shape streets to help people thrive, gather, and develop strong opinions about a particular bench. We're reimagining the city builder as a city fixer.

    StrategyIndieSimulationSingle-playerSimilar games →