IMHO.

Single-player games like Pico Islands

Below are 8 single-player Steam games similar to Pico Islands, 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 Pico Islands page.

Ranked picks

  1. 1
    T-Minus 30 — Steam game cover

    T-Minus 30

    Single-player alternative to Pico Islands — playable solo, no multiplayer required. Shares Strategy and Simulation with Pico Islands.

    Plan a city and build a space fleet to escape a dying Earth before time runs out. You have 30 minutes to scavenge a post-apocalyptic environment to build infrastructure, grow crops, generate power, and assemble rockets to save as many people as you can.

    2021StrategySimulation9.99 USDSingle-playerSimilar games →
  2. 2
    Prison Architect — Steam game cover

    Prison Architect

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

    Only the world’s most ruthless Warden can contain the world’s most ruthless inmates. Design and develop your personalized penitentiary in Prison Architect.

    2015StrategyIndieSimulation7.49 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    Foundation — Steam game cover

    Foundation

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

    Foundation is a grid-less, laidback medieval city-building game with a focus on organic development, monument construction and resource management.

    2025StrategyIndieSimulation34.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    Frostpunk — Steam game cover

    Frostpunk

    Single-player alternative to Pico Islands — playable solo, no multiplayer required. Shares Strategy and Simulation with Pico Islands.

    Frostpunk is the first society survival game. As the ruler of the last city on Earth, it is your duty to manage both its citizens and infrastructure. What decisions will you make to ensure your society's survival? What will you do when pushed to breaking point? Who will you become in the process?

    2018StrategySimulation29.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Banished — Steam game cover

    Banished

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

    In this city-building strategy game, you control a group of exiled travelers who decide to restart their lives in a new land. They have only the clothes on their backs and a cart filled with supplies from their homeland. The townspeople of Banished are your primary resource.

    2014StrategyIndieSimulation19.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Endzone - A World Apart — Steam game cover

    Endzone - A World Apart

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

    Endzone is a post-apocalyptic survival city builder, where you start a new civilization with a group of people after an ecological disaster. Build them a new home and ensure their survival in a shattered world, threatened by constant radiation, toxic rain, sandstorms and droughts.

    2021StrategyIndieSimulation24.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Townsmen - A Kingdom Rebuilt — Steam game cover

    Townsmen - A Kingdom Rebuilt

    Single-player alternative to Pico Islands — playable solo, no multiplayer required. Shares Strategy and Simulation with Pico Islands.

    Townsmen – A Kingdom Rebuilt hands the crown to you: Guide your people from their first steps in a small village to a massive medieval metropolis with thousands of inhabitants.

    2019StrategySimulationCasual19.99 USDSingle-playerSimilar games →
  8. 8
    Parkasaurus — Steam game cover

    Parkasaurus

    Single-player alternative to Pico Islands — playable solo, no multiplayer required. Shares Strategy and Simulation with Pico Islands.

    Parkasaurus is a dinosaur tycoon management simulation where you take care of your dinosaurs by constructing well-designed exhibits, researching specialized technologies, and maximizing profits to expand into the ultimate dinosaur theme park. Do you favor development for guests or your dinosaurs?

    2020StrategySimulation24.99 USDDeck PlayableSingle-playerSimilar games →