IMHO.

Single-player games like Train Set Code

Below are 8 single-player Steam games similar to Train Set Code, 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 Train Set Code page.

Ranked picks

  1. 1
    Kaizen: A Factory Story — Steam game cover

    Kaizen: A Factory Story

    Single-player alternative to Train Set Code — playable solo, no multiplayer required. Shares Strategy and Simulation with Train Set Code.

    Kaizen is an open-ended puzzle automation game from the original Zachtronics team, set in 1980s Japan. Design, build, and optimize production lines to create iconic products, like calculators, camcorders, and arcade machines.

    2025StrategySimulation9.99 USDDeck PlayableSingle-playerSimilar games →
  2. 2
    RAILGRADE — Steam game cover

    RAILGRADE

    Single-player alternative to Train Set Code — playable solo, no multiplayer required. Shares Strategy and Simulation with Train Set Code.

    RAILGRADE is the train RTS game! Construct dense vertical railroads, build cities, construct vast factory chains with train automation! Restore an off world colony's economy all in the intense story driven campaign or relaxing sandbox mode!

    2023StrategySimulation29.99 USDDeck VerifiedSingle-playerSimilar games →
  3. 3
    Rail Route — Steam game cover

    Rail Route

    Single-player alternative to Train Set Code — playable solo, no multiplayer required. Shares Strategy and Indie with Train Set Code.

    In Rail Route, you will design, construct, upgrade, and automate your railway network in one of the many maps based on real-life cities worldwide. Dispatch the trains to make the traffic flow and the network grow!

    2024StrategyIndieSimulation24.99 USDDeck VerifiedSingle-playerSimilar games →
  4. 4
    SHENZHEN I/O — Steam game cover

    SHENZHEN I/O

    Single-player alternative to Train Set Code — playable solo, no multiplayer required. Shares Indie and Simulation with Train Set Code.

    BUILD CIRCUITS. WRITE CODE. RTFM.

    2016IndieSimulation14.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Comet 64 — Steam game cover

    Comet 64

    Single-player alternative to Train Set Code — playable solo, no multiplayer required. Shares Indie and Simulation with Train Set Code.

    Comet 64 is a programming puzzle game. The year is 1984. All you got is a Comet 64 home computer and the operator's manual it came with.

    2021IndieSimulation14.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    The Farmer Was Replaced — Steam game cover

    The Farmer Was Replaced

    Single-player alternative to Train Set Code — playable solo, no multiplayer required. Shares Strategy and Indie with Train Set Code.

    Program and optimize a drone to automate a farm and watch it do the work for you. Collect resources to unlock better technology and become the most efficient farmer in the world. Improve your problem solving and coding skills.

    2025StrategyIndieSimulation9.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Alan's Automaton Workshop — Steam game cover

    Alan's Automaton Workshop

    Single-player alternative to Train Set Code — playable solo, no multiplayer required. Shares Simulation with Train Set Code.

    Alan's Automaton Workshop is an open-ended programming puzzle game. Start a new business with Alan Turing and his groundbreaking innovation: the Turing Machine. Build unique automatons, and solve all kinds of problems from clients.

    2022Simulation14.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Quantum Odyssey — Steam game cover

    Quantum Odyssey

    Single-player alternative to Train Set Code — playable solo, no multiplayer required. Shares Indie and Simulation with Train Set Code.

    Master the most counter-intuitive logic in existence. Created by the researchers who defined Quantum Literacy, Quantum Odyssey is an open-ended puzzle game where you craft real quantum algorithms. Optimize 500+ challenges, hack other players, and gain insights textbooks can’t provide.

    2025IndieSimulationEarly Access17.99 USDDeck PlayableSingle-playerSimilar games →