IMHO.

Single-player games like Crazy Sapper 3D

Below are 10 single-player Steam games similar to Crazy Sapper 3D, 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 Crazy Sapper 3D page.

Ranked picks

  1. 1
    Alien Hostage — Steam game cover

    Alien Hostage

    Single-player alternative to Crazy Sapper 3D — playable solo, no multiplayer required. Shares Indie with Crazy Sapper 3D.

    Ready to give up? Ready to rage? In 'Alien Hostage' you must complete all challenges given to you by the human scientists who have trapped you on Earth.

    2018StrategyIndieSimulation0.99 USDDeck PlayableSingle-playerSimilar games →
  2. 2
    Autumn — Steam game cover

    Autumn

    Single-player alternative to Crazy Sapper 3D — playable solo, no multiplayer required. Shares Indie with Crazy Sapper 3D.

    More than a game, Autumn is a relaxing place for spiritual learning and growth with a soothing atmosphere. There are no time limits, no enemies to defeat, no goals to reach… except the ones you set for yourself. Relax, learn, grow… and enjoy Autumn.

    2016StrategyIndieCasual0.99 USDSingle-playerSimilar games →
  3. 3
    Attempt[42] — Steam game cover

    Attempt[42]

    Single-player alternative to Crazy Sapper 3D — playable solo, no multiplayer required. Shares Indie with Crazy Sapper 3D.

    Challenging first person puzzle platformer.

    2016ActionIndieCasual0.99 USDSingle-playerSimilar games →
  4. 4
    Square n Fair — Steam game cover

    Square n Fair

    Single-player alternative to Crazy Sapper 3D — playable solo, no multiplayer required. Shares Indie with Crazy Sapper 3D.

    Relaxing puzzle platformer.

    2017IndieCasual3.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Redactem — Steam game cover

    Redactem

    Single-player alternative to Crazy Sapper 3D — playable solo, no multiplayer required. Shares Indie with Crazy Sapper 3D.

    Rewind time and manipulate gravity in order to solve parkour puzzles in this exciting new 2D platformer.

    2016ActionStrategyIndie4.99 USDSingle-playerSimilar games →
  6. 6
    Through Abandoned: The Underground City — Steam game cover

    Through Abandoned: The Underground City

    Single-player alternative to Crazy Sapper 3D — playable solo, no multiplayer required. Shares Indie with Crazy Sapper 3D.

    It’s the first game of Through Abandoned series, classical point and click game. You try to find your twin-brother who disappeared in a huge and mysterious place called Abandoned.

    2015IndieAdventureCasual0.99 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    Caliper — Steam game cover

    Caliper

    Single-player alternative to Crazy Sapper 3D — playable solo, no multiplayer required. Shares Indie with Crazy Sapper 3D.

    All or something is preventing and helping, freezing and melting, braking and slipping, glowing and fading. The devices are subordinated with the common laws of a puzzle. That, that is melted that will not be frozen and will not swim. But there is something unfired that drowning and freezing. The Ice bridges are not for the fire coals.

    2017IndieSimulationCasual0.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    ThrounnelVR — Steam game cover

    ThrounnelVR

    Single-player alternative to Crazy Sapper 3D — playable solo, no multiplayer required. Shares Indie with Crazy Sapper 3D.

    ThrounnelVR is a tetris-like puzzler with a first-person view. The goal of ThrounnelVR is to fit the shape of blocks into a distant hole. You control the movement of the blocks by your HMD, and the rotation by game controller or keyboard.

    2016IndieCasual0.99 USDSingle-playerSimilar games →
  9. 9
    Astro Lords: Oort Cloud — Steam game cover

    Astro Lords: Oort Cloud

    Single-player alternative to Crazy Sapper 3D — playable solo, no multiplayer required.

    Astro Lords: Oort Cloud is a free-to-play, science-fiction MMORTS combining construction management with click-and-drag Artillery style combat and strategy elements such as exploration, raiding and espionage.

    2016Free To PlayFreeSingle-playerSimilar games →
  10. 10
    Astro Lords — Steam game cover

    Astro Lords

    Single-player alternative to Crazy Sapper 3D — playable solo, no multiplayer required. Shares Indie with Crazy Sapper 3D.

    Player bases are located on asteroids, which travel within the Oort Cloud. Once they’ve acquired the appropriate skills, players can control their asteroid’s movements. Mass-combat enthusiasts will love the Arena: here, players can battle it out against alien races or other Astro Lord players.

    2015StrategyIndieMassively MultiplayerFreeSingle-playerSimilar games →