IMHO.

Single-player games like Boulder Smash

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

Ranked picks

  1. 1
    Ultra Paddle — Steam game cover

    Ultra Paddle

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

    A high-speed arcade roguelite where classic physics meet insane abilities. Deflect the ball, survive intense boss fights, and combine 100+ active and passive skills to break the game. Every run makes you stronger. Your goal? Become unstoppable.

    2027ActionSportsIndieSingle-playerSimilar games →
  2. 2
    Grazed - Incremental Arcade — Steam game cover

    Grazed - Incremental Arcade

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

    The closer you get, the stronger you get. Grazed is an incremental arcade game where to kill you have to get in range of dying. Push your kill combo high enough to ignite absurd powers and chase the highest score. Every run earns upgrades, so you always come back deadlier.

    2026ActionSingle-playerSimilar games →
  3. 3
    Eyeball Alley — Steam game cover

    Eyeball Alley

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

    You are an eyeball, and everything is an eyeball. Roll through trippy worlds where gravity follows every curve of the surface beneath you. Roaming eyeballs knock you off course, and the third hit kills you. Dig tunnels through anything.

    ActionIndieSingle-playerSimilar games →
  4. 4
    Mosslight Meadow — Steam game cover

    Mosslight Meadow

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

    Guide a nimble fox through shifting meadows with a hand-drawn visual style. Gather Sunseeds, outmaneuver curious creatures, choose Keepsakes that shape each run, and bring the light home before sunset in a cozy action adventure with verified Steam leaderboards.

    2026ActionIndieCasualSingle-playerSimilar games →
  5. 5
    You Are Circle — Steam game cover

    You Are Circle

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

    You are a circle in a sharp world. Fight jagged enemies in a neon twin-stick bullet-hell roguelite, build devastating ability combos, and grow from fragile to unstoppable through shifting neon labyrinths.

    ActionIndieSingle-playerSimilar games →
  6. 6
    Harvest Reaper — Steam game cover

    Harvest Reaper

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

    Satisfaction through slashing targets with self orbiting dual whipping scythes that pull player movement magnetically.

    2025Action2.49 USDSingle-playerSimilar games →
  7. 7
    Upload Aliens — Steam game cover

    Upload Aliens

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

    Have you ever seen a game where you throw enemies at a boss? Throw aliens at the boss and blow it up!

    2026ActionIndie8.49 USDSingle-playerSimilar games →
  8. 8
    Antivirus Survivors 2003 Professional — Steam game cover

    Antivirus Survivors 2003 Professional

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

    The family computer is infected again and it’s your job to fend off waves of viruses and adware foes with an arsenal of nostalgic Y2K-inspired weapons. Antivirus Survivors 2003 Professional is a survivor-like auto-shooter filled with nods to the days when computers were actually fun.

    2026ActionIndieRPGSingle-playerSimilar games →