IMHO.

Single-player games like Caldera

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

Ranked picks

  1. 1
    Into The Craft — Steam game cover

    Into The Craft

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

    You'll start with nothing. You have to create everything yourself. Immerse yourself in a procedurally generated world, that will offer something different to explore every time! Survive among wild animals, fighting Goblins, Orcs and Undead. Find the magical portal and face what's on the other side!

    ActionIndieAdventureSingle-playerSimilar games →
  2. 2
    Anywhere RPG — Steam game cover

    Anywhere RPG

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

    An AI-directed RPG that unfolds in real time.

    IndieAdventureSimulationSingle-playerSimilar games →
  3. 3
    The Pioneers: Surviving Desolation — Steam game cover

    The Pioneers: Surviving Desolation

    Single-player alternative to Caldera — playable solo, no multiplayer required. Shares Simulation and RPG with Caldera.

    Deep and innovative space survival simulation experience. Build your station, manage your crew and explore the harsh environment of Io, the innermost moon of Jupiter. Are you brave enough to survive?

    2023StrategySimulationRPG29.99 USDSingle-playerSimilar games →
  4. 4
    Lost Scavenger — Steam game cover

    Lost Scavenger

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

    How long could you survive in a parallel universe where the Mist dictates its rules? Would you be able to find the way to your homeworld, or will you adapt to live under the Mist domain? Fight for resources, get together with other survivors and discover the secrets of this world.

    2022StrategyIndieAdventure14.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Viking Frontiers: Prologue — Steam game cover

    Viking Frontiers: Prologue

    Single-player alternative to Caldera — playable solo, no multiplayer required. Shares Indie with Caldera.

    Survival of your people - that's the only thing that matters. Become the leader of a newly founded Viking settlement and lead it to safety and glory. Gather, build, craft, hunt, raid and follow your Gods to endure hardships of nature and save your clan from violent destruction.

    2025ActionStrategyIndieFreeSingle-playerSimilar games →
  6. 6
    Medieval Blacksmith — Steam game cover

    Medieval Blacksmith

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

    Medieval Blacksmith is a blacksmithing simulation set in a magical medieval world. Play as a blacksmith with no past, craft legendary weapons from daggers to spears, and forge your path to becoming the world’s greatest. Dive into a story filled with adventure and endless creative possibilities!

    2025IndieSimulationRPG19.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    場外人生 — Steam game cover

    場外人生

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

    一個孤單的人,培養自我,增進事業,買房築巢,尋找伴侶,結婚生子,擴張勢力,建立國家,最終橫跨星海,啟動時光機器......,所謂幽默而真實的沙盒人生模擬器(つд⊂)。

    2019StrategyIndieAdventure2.99 USDSingle-playerSimilar games →
  8. 8
    Mirthwood — Steam game cover

    Mirthwood

    Single-player alternative to Caldera — playable solo, no multiplayer required. Shares Simulation and RPG with Caldera.

    Embark on an enchanting journey and brave ferocious creatures in an immersive medieval fantasy world. Will you settle a new homestead to live a life of farming and trade, or pick up the sword and take up the adventurers' path?

    2024SimulationRPG24.99 USDDeck VerifiedSingle-playerSimilar games →