IMHO.

Free games like SpacePorts

Below are 10 free-to-play Steam games similar to SpacePorts, ranked by player overlap and content similarity. No purchase or Steam login required to view the list. Every pick is a full free-to-play title — not a demo, trial, or time-limited giveaway. imho.run's catalogue refreshes daily, so newly free or newly popular titles surface here without manual editing.

Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like SpacePorts page.

Ranked picks

  1. 1
    Magic Archery — Steam game cover

    Magic Archery

    Free-to-play alternative to SpacePorts — no purchase or trial window. Shares Indie with SpacePorts.

    Train a commoner to become the greatest archer in this short incremental game! Increase your stats, gather wealth from quests, buy upgrades, and infuse your arrows with magic.

    2024IndieSimulationRPGFreeDeck PlayableFree to playSimilar games →
  2. 2
    Die in the Dungeon: Origins — Steam game cover

    Die in the Dungeon: Origins

    Free-to-play alternative to SpacePorts — no purchase or trial window. Shares Strategy and Indie with SpacePorts.

    Fight your way through a mysterious dungeon in this deck-building, turn-based roguelike game where you don't use cards, but DICE! Deal with enemies by combining dice on your board, boost their effects with magical relics, and discover the story behind Die in the Dungeon!

    2023StrategyIndieRPGFreeDeck VerifiedFree to playSimilar games →
  3. 3
    Cats and Seek: Osaka — Steam game cover

    Cats and Seek: Osaka

    Free-to-play alternative to SpacePorts — no purchase or trial window. Shares Indie and Casual with SpacePorts.

    Hey, do you have 5 minutes to spare? Let's play hide and seek with 100 cats in Osaka! 😻 Can you find them all?

    2023IndieCasualFreeDeck VerifiedFree to playSimilar games →
  4. 4
    The Life and Suffering of Sir Brante — Chapter 1&2 — Steam game cover

    The Life and Suffering of Sir Brante — Chapter 1&2

    Free-to-play alternative to SpacePorts — no purchase or trial window. Shares Strategy and Indie with SpacePorts.

    A narrative-driven hardcore RPG set in a gritty world where the gods are real. Set out on a challenging lifetime journey, where every choice you make has a price to pay and consequence to it. Will you become an inquisitor, a judge, or conspire against the old order? Dare to decide!

    2020StrategyIndieAdventureFreeFree to playSimilar games →
  5. 5
    AdVenture Capitalist — Steam game cover

    AdVenture Capitalist

    Free-to-play alternative to SpacePorts — no purchase or trial window. Shares Indie and Casual with SpacePorts.

    Welcome, eager young investor, to AdVenture Capitalist! Arguably the world's greatest Capitalism simulator!

    2015IndieFree To PlayCasualFreeDeck PlayableFree to playSimilar games →
  6. 6
    Supermarket Together — Steam game cover

    Supermarket Together

    Free-to-play alternative to SpacePorts — no purchase or trial window. Shares Indie and Casual with SpacePorts.

    The multiplayer supermarket has arrived to your neighbourhood for free! Stock your shop space, unlock perks and franchises, hire employees or chase those pesky shoplifters. The more players, the more action!

    2024IndieSimulationFree To PlayFreeDeck PlayableFree to playSimilar games →
  7. 7
    Fallout Shelter — Steam game cover

    Fallout Shelter

    Free-to-play alternative to SpacePorts — no purchase or trial window.

    Fallout Shelter puts you in control of a state-of-the-art underground Vault from Vault-Tec. Build the perfect Vault, keep your Dwellers happy, and protect them from the dangers of the Wasteland.

    2017SimulationRPGFree To PlayFreeDeck VerifiedFree to playSimilar games →
  8. 8
    Clicker Heroes — Steam game cover

    Clicker Heroes

    Free-to-play alternative to SpacePorts — no purchase or trial window. Shares Strategy and Indie with SpacePorts.

    Click your way through hordes of monsters, earn gold, and recruit quirky heroes with powerful skills. Progress even while you're idle, and watch the numbers climb into the absurd. It’s a never-ending journey of clicks, crits, and colossal damage.

    2015StrategyIndieAdventureFreeFree to playSimilar games →
  9. 9
    OIL.EXE — Steam game cover

    OIL.EXE

    Free-to-play alternative to SpacePorts — no purchase or trial window. Shares Strategy and Indie with SpacePorts.

    Drill the wells. Run the refinery. Read the market. OIL is a free text-based simulation of running a petroleum operation, played at a 1980s green-phosphor terminal. End each year richer or bankrupt. Mind the bear market. Climb the leaderboard.

    2026StrategyIndieSimulationFreeFree to playSimilar games →
  10. 10
    Knightfall Idle — Steam game cover

    Knightfall Idle

    Free-to-play alternative to SpacePorts — no purchase or trial window. Shares Strategy and Indie with SpacePorts.

    Knightfall Idle is a medieval idle RPG made by Gibber. Gather, process, trade, and fight across 10 skills while your kingdom runs in the background. Join a Fief, raid bandit camps, compete in seasonal leagues, or stay in the permanent realm. 450+ passive tree nodes. Free to play.

    StrategyIndieMassively MultiplayerFreeFree to playSimilar games →