IMHO.

Free games like T-Minus 30

Below are 8 free-to-play Steam games similar to T-Minus 30, 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 T-Minus 30 page.

Ranked picks

  1. 1
    Magic Archery — Steam game cover

    Magic Archery

    Free-to-play alternative to T-Minus 30 — no purchase or trial window. Shares Simulation with T-Minus 30.

    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
    SuchArt: Creative Space — Steam game cover

    SuchArt: Creative Space

    Free-to-play alternative to T-Minus 30 — no purchase or trial window. Shares Simulation with T-Minus 30.

    Paint on any surfaces with numerous tools in Creative Space — a free sandbox version of SuchArt: Genius Artist Simulator. Create masterpieces, complete commissions, and decorate your studio in the most advanced artist sim!

    2021ActionIndieAdventureFreeDeck PlayableFree to playSimilar games →
  3. 3
    The Riftbreaker: Prologue — Steam game cover

    The Riftbreaker: Prologue

    Free-to-play alternative to T-Minus 30 — no purchase or trial window. Shares Strategy with T-Minus 30.

    The Riftbreaker: Prologue allows you to experience the events taking place before the story campaign of the main game. Explore an entirely new world. Gather resources. Build up a base. Defend yourself from thousands of alien creatures.

    2020ActionStrategyIndieFreeDeck PlayableFree to playSimilar games →
  4. 4
    The Last Sovereign — Steam game cover

    The Last Sovereign

    Free-to-play alternative to T-Minus 30 — no purchase or trial window. Shares Strategy with T-Minus 30.

    Explore a world torn between armies of lust and purity in which everything is more complex than it seems, deciding the fate of nations through might, politics, and finance. Every decision matters in an intricate saga that tracks thousands of variables.

    2025StrategyIndieAdventureFreeDeck VerifiedFree to playSimilar games →
  5. 5
    AdVenture Capitalist — Steam game cover

    AdVenture Capitalist

    Free-to-play alternative to T-Minus 30 — no purchase or trial window.

    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 T-Minus 30 — no purchase or trial window. Shares Simulation with T-Minus 30.

    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 T-Minus 30 — no purchase or trial window. Shares Simulation with T-Minus 30.

    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
    My Singing Monsters — Steam game cover

    My Singing Monsters

    Free-to-play alternative to T-Minus 30 — no purchase or trial window. Shares Simulation with T-Minus 30.

    Dive into the Musical World of My Singing Monsters! Breed them, feed them, listen to them sing! Breed & collect a menagerie of Monsters, each a living instrument! Build your paradise across 35+ Islands, customize your world, and enjoy endless music! There's never a dull moment in the Monster World!

    2021SimulationFree To PlayCasualFreeDeck VerifiedFree to playSimilar games →