IMHO.

Single-player games like Astro Boost

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

Ranked picks

  1. 1
    Coco's Revenge — Steam game cover

    Coco's Revenge

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

    Hop, jump, phase and rotate the world in one of the strangest award winning 2D platformers you've ever seen. Find secrets and set record times accompanied by a live acoustic soundtrack with a dash of seriously quirky visuals. All in the name of saving the sky from the evil Dr. Wily Fox.

    ActionIndieAdventureSingle-playerSimilar games →
  2. 2
    La Spaghetti — Steam game cover

    La Spaghetti

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

    Jump and run through tricky levels in La Spaghetti, a cute 2D pixel platformer! Guide your noodle past dangerous meatballs and stomp on bouncy slimes. Your goal? Grab the tasty tomato to open the portal and reach the next stage.

    ActionIndieAdventureSingle-playerSimilar games →
  3. 3
    FrogStray — Steam game cover

    FrogStray

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

    A tough, precise platformer. Guide a lost frog home using charged jumps and wall-kicks through hand-crafted, obstacle-filled levels. A pure challenge of skill.

    2026ActionIndieAdventure1.99 USDSingle-playerSimilar games →
  4. 4
    Paradoxical — Steam game cover

    Paradoxical

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

    Portals are physical objects. In this mind-bending puzzle game, portals can be carried, repositioned, and used to create impossible connections through space. Uncover the fate of a desert world that sought salvation through portal technology.

    2027ActionIndieAdventureSingle-playerSimilar games →
  5. 5
    Ultimate Lemon Basket — Steam game cover

    Ultimate Lemon Basket

    Single-player alternative to Astro Boost — playable solo, no multiplayer required. Shares Action with Astro Boost.

    🍋 A platformer where you can’t drop any lemons.🍋 Between you and the goal are ghosts, cows, snipers, acid rain, hopes, dreams and other things AS WELL!!

    2026ActionIndieRacingSingle-playerSimilar games →
  6. 6
    Digi-Dodgy® — Steam game cover

    Digi-Dodgy®

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

    A family 3D collectathon platformer video game featuring 200 addictive levels. A digital virus has corrupted the DigiWorld. The Bots that reside within are now under the control of the evil MegaBot. The world’s fate lies on the small shoulders of a bot untouched by the virus named Digi.

    ActionIndieAdventureSingle-playerSimilar games →
  7. 7
    Water Gun Cat — Steam game cover

    Water Gun Cat

    Single-player alternative to Astro Boost — playable solo, no multiplayer required. Shares Adventure and Casual with Astro Boost.

    Take control of a fearless cat on a mission to recover the knowledge stolen by a tyrant. Jump across platforms, dodge saws, and manage your limited water ammo to defeat the enemy army in this 2D pixel art adventure.

    2026IndieAdventureCasual2.99 USDSingle-playerSimilar games →
  8. 8
    Capp's Ascent — Steam game cover

    Capp's Ascent

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

    Climb an immense tower in this 2D pixel-art platformer. Explore, avoid traps, and overcome challenging obstacles to achieve your dream. Collect notes, uncover the tower's secrets, and unlock new characters with unique abilities.

    ActionIndieAdventureSingle-playerSimilar games →