IMHO.

Single-player games like BLASTRONAUT

Below are 16 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
    GRAV — Steam game cover

    GRAV

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

    GRAV is a sand box experience where you explore a multitude of planets, hunt strange alien creatures, build and defend outposts, craft weapons and armor, and attempt to survive against other players in a hostile environment.

    2015ActionIndieAdventure19.99 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    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 →
  4. 4
    TerraTech Worlds — Steam game cover

    TerraTech Worlds

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

    TerraTech Worlds is an open world, build-craft adventure game, set on an uncharted alien world. Play solo or with friends, explore your surroundings, craft unique vehicles, construct automated bases, and battle your way through hazards and enemies to harness the power of your environment

    2024ActionStrategyIndie29.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    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 →
  6. 6
    Crea — Steam game cover

    Crea

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

    Progress with every slain monster, learn over 80 skills through talents, craft hundreds of items, and explore vast procedurally-generated worlds in this ever-expanding sandbox RPG!

    2016ActionIndieAdventure14.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    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 →
  8. 8
    Green Hell — Steam game cover

    Green Hell

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

    Plunge into the open-world survival simulation set in the extreme conditions of the uncharted Amazon jungle. Use real-life survival techniques to craft, hunt, fight, and gather resources, set a makeshift shelter, or raise a fortress. Survive alone or team up with your friends and challenge the jungle together.

    2019ActionIndieAdventure24.99 USDDeck VerifiedSingle-playerSimilar games →
  9. 9
    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 →
  10. 10
    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 →
  11. 11
    Starbound — Steam game cover

    Starbound

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

    You’ve fled your home, only to find yourself lost in space with a damaged ship. Your only option is to beam down to the planet below, repair your ship and set off to explore the universe...

    2016ActionIndieAdventure14.99 USDDeck PlayableSingle-playerSimilar games →
  12. 12
    Spelunky — Steam game cover

    Spelunky

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

    Spelunky is a unique platformer with randomized levels that offer a challenging new experience each time you play. Journey deep underground and explore fantastic places filled with all manner of monsters, traps, and treasure.

    2013Indie14.99 USDDeck VerifiedSingle-playerSimilar games →
  13. 13
    Super Motherload — Steam game cover

    Super Motherload

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

    Set on Mars in an alternate Cold-War era, Super Motherload is a 1 to 4-player couch co-op digging adventure with storyline by Image Comics' Kurtis Wiebe, a fully voiced cast of Soviet and American characters, and a procedurally-generated world that changes each time you play.

    2014IndieAdventureRPG14.99 USDDeck PlayableSingle-playerSimilar games →
  14. 14
    Minecraft: Story Mode - A Telltale Games Series — Steam game cover

    Minecraft: Story Mode - A Telltale Games Series

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

    Episode 1 is now FREE - for a limited time! In Minecraft: Story Mode, playing as either a male or female hero named 'Jesse,' you’ll embark on a perilous adventure across the Overworld, through the Nether, to the End, and beyond.

    2015AdventureDeck PlayableSingle-playerSimilar games →
  15. 15
    Noita — Steam game cover

    Noita

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

    Noita is a magical action roguelite set in a world where every pixel is physically simulated. Fight, explore, melt, burn, freeze and evaporate your way through the procedurally generated world using spells you've created yourself.

    2020ActionIndieAdventure7.99 USDDeck VerifiedSingle-playerSimilar games →
  16. 16
    DIG THE GROUND — Steam game cover

    DIG THE GROUND

    Single-player alternative to BLASTRONAUT — playable solo, no multiplayer required.

    Dig the Ground is a unique Match3 puzzler in which you have to match gems of the same color and use all sorts of tools to clear the ground tiles beneath you.

    2020Casual5.59 USDDeck PlayableSingle-playerSimilar games →