IMHO.

Single-player games like Function SUE

Below are 8 single-player Steam games similar to Function SUE, 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 Function SUE page.

Ranked picks

  1. 1
    Pawn.OS() — Steam game cover

    Pawn.OS()

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

    Pawn.OS() is a programming puzzle game where you use a custom scripting language to control a pawn on a grid. Solve 30 puzzles, learn logic step-by-step, and optimize your code to climb the leaderboard—even without any prior coding experience.

    2025StrategyIndie2.99 USDSingle-playerSimilar games →
  2. 2
    Gravity — Steam game cover

    Gravity

    Single-player alternative to Function SUE — playable solo, no multiplayer required. Shares Indie and Casual with Function SUE.

    Welcome to the world of Gravity! 100 levels of physics and logic await you. Solve puzzles, place blocks, and enjoy completing each level!

    2024IndieSimulationCasual3.99 USDSingle-playerSimilar games →
  3. 3
    Finite State Automaton Challenges 2 — Steam game cover

    Finite State Automaton Challenges 2

    Single-player alternative to Function SUE — playable solo, no multiplayer required. Shares Indie and Casual with Function SUE.

    In the second episode of Finite State Automation Challenges, you will use finite-state automata to overcome 80 challenges from character string manipulation, computer science, and mathematics.

    2023StrategyIndieCasual0.99 USDSingle-playerSimilar games →
  4. 4
    Programmer Dungeon Knightress — Steam game cover

    Programmer Dungeon Knightress

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

    Programmer Dungeon is a tactical game that challenges players to use logic programming to solve puzzles and progress through each level. Collect unique skills, use visual programming to automate your character, and defeat your enemies. Plan carefully and enjoy this exciting adventure!

    2022StrategyIndieSimulation7.99 USDSingle-playerSimilar games →
  5. 5
    ProBelt — Steam game cover

    ProBelt

    Single-player alternative to Function SUE — playable solo, no multiplayer required. Shares Indie and Casual with Function SUE.

    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
    OmNomNom — Steam game cover

    OmNomNom

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

    A clever grid-based puzzler about thinking ahead: queue movement commands for a hungry animal, watch them execute, and debug your route when things go wrong. Each level introduces new mechanics like keys, switches, hazards, and jumps, turning simple paths into satisfying logic challenges.

    2026CasualSingle-playerSimilar games →
  7. 7
    Water Spirit Escape — Steam game cover

    Water Spirit Escape

    Single-player alternative to Function SUE — playable solo, no multiplayer required. Shares Indie and Casual with Function SUE.

    Water Spirit Escape is a top-down grid-based puzzle game. You are a round, squishy water droplet. Every step you take consumes water - one wrong move, and the spirit will dry up and disappear.

    2026StrategyIndieCasualSingle-playerSimilar games →
  8. 8
    Orbital Upgrade — Steam game cover

    Orbital Upgrade

    Single-player alternative to Function SUE — playable solo, no multiplayer required. Shares Indie and Casual with Function SUE.

    As the AI of a space station, you control programmable bots and solve automation puzzles. Plan precise processes, optimize your strategies, and watch your solutions execute autonomously.

    StrategyIndieCasualSingle-playerSimilar games →