IMHO.

Single-player games like Defect detector

Below are 16 single-player Steam games similar to Defect detector, 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 Defect detector page.

Ranked picks

  1. 1
    PinRogue — Steam game cover

    PinRogue

    Single-player alternative to Defect detector — playable solo, no multiplayer required. Shares Strategy and Indie with Defect detector.

    PinRogue is a pinball roguelike. Build up points and multiplier by hitting bumpers, score satisfying combos, purchase powerful upgrades in the shop and create game-breaking builds!

    2026StrategyIndieCasualSingle-playerSimilar games →
  2. 2
    In Shape 2 — Steam game cover

    In Shape 2

    Single-player alternative to Defect detector — playable solo, no multiplayer required. Shares Strategy and Indie with Defect detector.

    In this minimalistic arcade game, you have to move and reshape your figure to match the passing figures.

    2021StrategyIndieCasual3.99 USDSingle-playerSimilar games →
  3. 3
    Math-Havoc — Steam game cover

    Math-Havoc

    Single-player alternative to Defect detector — playable solo, no multiplayer required. Shares Strategy and Indie with Defect detector.

    Solve fast. Think faster. Math-Havoc is a rapid-fire logic game where every second counts. Chain correct answers, push your limits, and survive as long as you can.

    2026StrategyIndieCasualSingle-playerSimilar games →
  4. 4
    消耗阳寿1 — Steam game cover

    消耗阳寿1

    Single-player alternative to Defect detector — playable solo, no multiplayer required. Shares Strategy and Indie with Defect detector.

    It's a boring game with no story, no levels, no nerve-racking effects, and no sound effects. Prices are for development funds only, please read the instructions before ordering.

    2022StrategyIndieCasual4.99 USDSingle-playerSimilar games →
  5. 5
    Clicker Time — Steam game cover

    Clicker Time

    Single-player alternative to Defect detector — playable solo, no multiplayer required. Shares Strategy and Indie with Defect detector.

    Clicker Time is a simple and fun clicker game on Steam, where you earn points and unlock Steam achievements by simply tapping the screen!

    2025StrategyIndieAdventure0.99 USDSingle-playerSimilar games →
  6. 6
    Mastermine — Steam game cover

    Mastermine

    Single-player alternative to Defect detector — playable solo, no multiplayer required. Shares Strategy and Indie with Defect detector.

    Mastermine is a 3D, minesweeper inspired puzzle game - solve complex boards over a 3D Rubik's Cube-esque map.

    2021StrategyIndieCasual2.99 USDSingle-playerSimilar games →
  7. 7
    Vlobs — Steam game cover

    Vlobs

    Single-player alternative to Defect detector — playable solo, no multiplayer required. Shares Strategy and Indie with Defect detector.

    A relaxing casual arcade/puzzle game all about connecting and popping vlobs.

    2023StrategyIndieCasual3.99 USDSingle-playerSimilar games →
  8. 8
    PSolTrix — Steam game cover

    PSolTrix

    Single-player alternative to Defect detector — playable solo, no multiplayer required. Shares Strategy and Indie with Defect detector.

    Play Tetris on a regular dodecahedron or icosahedron. The latest development in falling-block technology.

    2025ActionStrategyIndie4.99 USDSingle-playerSimilar games →
  9. 9
    Chilljong — Steam game cover

    Chilljong

    Single-player alternative to Defect detector — playable solo, no multiplayer required. Shares Strategy and Indie with Defect detector.

    Chilljong is an endless adventure for lovers of puzzles and unhurried gameplay without limits! An unusual hybrid of genres in the style of mahjong connect will delight fans of the genre.

    2022StrategyIndieCasual4.99 USDSingle-playerSimilar games →
  10. 10
    Hunting grounds — Steam game cover

    Hunting grounds

    Single-player alternative to Defect detector — playable solo, no multiplayer required. Shares Indie with Defect detector.

    Hunting grounds - Take on a fleet of space pirates as you pilot your starship in this arcade shoot'em up! Blow up enemies and collect bonuses in the vastness of the vast space and break new score records. How far can you go on this adventure?

    2022ActionIndieAdventure4.99 USDSingle-playerSimilar games →
  11. 11
    Torico's b-day gift hunt — Steam game cover

    Torico's b-day gift hunt

    Single-player alternative to Defect detector — playable solo, no multiplayer required. Shares Indie with Defect detector.

    Torico's b-day gift hunt - Toriko slept peacefully, looking forward to the upcoming party on her birthday, but bad luck - all the gifts were stolen! Restore justice and return the gifts to their place in this game inspired by the classic platformers of the 90s!

    2023ActionIndieAdventure2.99 USDSingle-playerSimilar games →
  12. 12
    Torico's mine quest! — Steam game cover

    Torico's mine quest!

    Single-player alternative to Defect detector — playable solo, no multiplayer required. Shares Indie with Defect detector.

    Clean up the mine and uncover its secrets in this game inspired by classic 90s platformers!

    2023ActionIndieAdventure0.99 USDSingle-playerSimilar games →
  13. 13
    Horn sounds — Steam game cover

    Horn sounds

    Single-player alternative to Defect detector — playable solo, no multiplayer required. Shares Strategy and Indie with Defect detector.

    Your task is to destroy all enemies on the map. Farms will provide you with provisions, with which you can hire new soldiers. Gather squads, hire new soldiers, capture farms... All this will help you win!

    2023ActionStrategyIndie3.99 USDSingle-playerSimilar games →
  14. 14
    Save the sheep — Steam game cover

    Save the sheep

    Single-player alternative to Defect detector — playable solo, no multiplayer required. Shares Strategy and Indie with Defect detector.

    Sheep are a valuable resource, protect your sheep! Hire soldiers and build barricades on the enemy's path! Explode bombs and set traps!

    2025ActionStrategyIndie0.99 USDSingle-playerSimilar games →
  15. 15
    Keepers of ancient lands — Steam game cover

    Keepers of ancient lands

    Single-player alternative to Defect detector — playable solo, no multiplayer required. Shares Strategy and Indie with Defect detector.

    ou are one of the defenders of ancient lands. In this game, you have to destroy crowds of enemies with the help of your faithful warriors.

    2024StrategyIndieSimulation0.99 USDSingle-playerSimilar games →
  16. 16
    Xeno TD — Steam game cover

    Xeno TD

    Single-player alternative to Defect detector — playable solo, no multiplayer required. Shares Strategy and Indie with Defect detector.

    The task is very simple - do not let the enemy forces pass on the way to your base. Enemies move along a marked path while you place defense towers along the path.

    2024StrategyIndieCasual2.99 USDSingle-playerSimilar games →