IMHO.

Free games like 高温计划 Heat Plan

Below are 8 free-to-play Steam games similar to 高温计划 Heat Plan, 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 高温计划 Heat Plan page.

Ranked picks

  1. 1
    Doki Doki Literature Club! — Steam game cover

    Doki Doki Literature Club!

    Free-to-play alternative to 高温计划 Heat Plan — no purchase or trial window. Shares Indie and Casual with 高温计划 Heat Plan.

    The Literature Club is full of cute girls! Will you write the way into their heart? This game is not suitable for children or those who are easily disturbed.

    2017IndieFree To PlayCasualFreeDeck PlayableFree to playSimilar games →
  2. 2
    Helltaker — Steam game cover

    Helltaker

    Free-to-play alternative to 高温计划 Heat Plan — no purchase or trial window. Shares Indie with 高温计划 Heat Plan.

    Helltaker is a short game about sharply dressed demon girls.

    2020IndieAdventureFree To PlayFreeDeck PlayableFree to playSimilar games →
  3. 3
    Bongo Cat — Steam game cover

    Bongo Cat

    Free-to-play alternative to 高温计划 Heat Plan — no purchase or trial window. Shares Indie with 高温计划 Heat Plan.

    Bongo cat needs your help. Bongo cat needz more hatz!!! Every time you press a key, Bongo cat will punch your taskbar. Type, click, play, work to collect more points. Which hats will you find?

    2025IndieSimulationMassively MultiplayerFreeDeck PlayableFree to playSimilar games →
  4. 4
    The Murder of Sonic the Hedgehog — Steam game cover

    The Murder of Sonic the Hedgehog

    Free-to-play alternative to 高温计划 Heat Plan — no purchase or trial window. Shares Indie and Casual with 高温计划 Heat Plan.

    Sonic the Hedgehog...was murdered!? Get to the bottom of the mystery in this brand-new adventure!

    2023IndieSimulationFree To PlayFreeDeck PlayableFree to playSimilar games →
  5. 5
    Indigo Park: Chapter 1 — Steam game cover

    Indigo Park: Chapter 1

    Free-to-play alternative to 高温计划 Heat Plan — no purchase or trial window. Shares Indie with 高温计划 Heat Plan.

    Explore the abandoned childhood wonder of Indigo Park! Guided by Rambley the Raccoon, help restore power to the destroyed amusement park while you run from the reason it shut down.

    2024ActionIndieAdventureFreeDeck PlayableFree to playSimilar games →
  6. 6
    Our Life: Beginnings & Always — Steam game cover

    Our Life: Beginnings & Always

    Free-to-play alternative to 高温计划 Heat Plan — no purchase or trial window. Shares Indie and Casual with 高温计划 Heat Plan.

    A twenty-dollar bill, four summers, fifteen years, and a one of a kind life. Create an experience that’s all your own in this near-fully customizable visual novel where you grow from childhood to adulthood with the lonely boy next door.

    2020IndieFree To PlayCasualFreeFree to playSimilar games →
  7. 7
    Awaria — Steam game cover

    Awaria

    Free-to-play alternative to 高温计划 Heat Plan — no purchase or trial window. Shares Indie with 高温计划 Heat Plan.

    Awaria is a short game about working in haunted maintenance tunnels.

    2024ActionIndieFree To PlayFreeDeck PlayableFree to playSimilar games →
  8. 8
    Travellin Cats in Paris — Steam game cover

    Travellin Cats in Paris

    Free-to-play alternative to 高温计划 Heat Plan — no purchase or trial window. Shares Indie and Casual with 高温计划 Heat Plan.

    Find 100 cats hidden in Paris, France in this cute hand-drawn hidden object game by Travellin Cats - the original viral hidden cat game creator!

    2023IndieFree To PlayCasualFreeDeck VerifiedFree to playSimilar games →