IMHO.

Single-player games like BLASTRONAUT

Below are 10 single-player Steam games similar to BLASTRONAUT, 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 BLASTRONAUT page.

Ranked picks

  1. 1
    RuneScape: Dragonwilds — Steam game cover

    RuneScape: Dragonwilds

    Single-player alternative to BLASTRONAUT — playable solo, no multiplayer required. Shares Action and Adventure with BLASTRONAUT.

    On RuneScape’s forgotten continent of Ashenfall, dragons have awoken. Gather, build, skill and craft to survive in this co-operative (1-4) survival crafting game. Only by mastering survival and uncovering ancient secrets can they hope to slay the Dragon Queen—alone or with allies.

    2025ActionAdventureRPG29.99 USDSingle-playerSimilar games →
  2. 2
    Rising World — Steam game cover

    Rising World

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

    Rising World is a voxel based open-world sandbox game, featuring a procedurally generated world, playable in single and multi-player.

    2014ActionIndieAdventure11.24 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    Adventure Craft — Steam game cover

    Adventure Craft

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

    Adventure Craft is a challenging procedurally generated sandbox RPG with roguelike elements. Hunt monsters, horde loot, and craft weapons and armor, to survive in a vast ever-changing RPG world full of action, extreme danger and wonderful surprises.

    2017ActionIndieAdventureFreeDeck PlayableSingle-playerSimilar games →
  4. 4
    Force of Nature 2: Ghost Keeper — Steam game cover

    Force of Nature 2: Ghost Keeper

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

    Force of Nature 2: Ghost Keeper offers incredible adventures full of mystery, danger, exploration and magic. This game combines the genres of Survival, Sandbox, Action, Adventure, RPG, Strategy and Resource Management

    2021ActionStrategyIndie15.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Valheim — Steam game cover

    Valheim

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

    A brutal exploration and survival game for 1-10 players, set in a procedurally-generated purgatory inspired by viking culture. Battle, build, and conquer your way to a saga worthy of Odin’s patronage!

    2021ActionIndieAdventure19.99 USDDeck VerifiedSingle-playerSimilar games →
  6. 6
    Saleblazers — Steam game cover

    Saleblazers

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

    Fight. Sell. Survive. Live off the land, build your perfect shop, and defend against nightly horrors in this open world survival shop simulator for 1-8 players.

    2023ActionIndieAdventure29.99 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    CryoFall — Steam game cover

    CryoFall

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

    CryoFall is a sci-fi colony simulation survival game set on a forgotten planet in a distant future. Master technology, agriculture, trading, industry, cybernetics, exploration, and more!

    2021ActionStrategyIndie19.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Voidtrain — Steam game cover

    Voidtrain

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

    Become a crew member of an Interdimensional Express Train! Discover a new world full of mysterious creatures, enemies and places. Upgrade and customize your train, gather new materials and build better weapons. Play solo or online сo-op with up to 4 people.

    2025ActionIndieAdventure29.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    Terraria — Steam game cover

    Terraria

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

    Dig, fight, explore, build! Nothing is impossible in this action-packed adventure game. Four Pack also available!

    2011ActionIndieAdventure9.99 USDDeck VerifiedSingle-playerSimilar games →
  10. 10
    Slime Rancher — Steam game cover

    Slime Rancher

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

    Slime Rancher is the tale of Beatrix LeBeau, a plucky, young rancher who sets out for a life a thousand light years away from Earth on the ‘Far, Far Range’ where she tries her hand at making a living wrangling slimes.

    2017ActionIndieAdventure19.99 USDDeck PlayableSingle-playerSimilar games →