Single-player games like PolyBoost
Below are 9 single-player Steam games similar to PolyBoost, 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 PolyBoost page.
Ranked picks
- 1

Crescent Roll
Single-player alternative to PolyBoost — playable solo, no multiplayer required. Shares Indie and Casual with PolyBoost.
The all-in-one, super-sweet, physics-based, gravity-altering, action-packed, fully-customizable, bite-sized 2D marble racing game.
- 2

Sky Reach
Single-player alternative to PolyBoost — playable solo, no multiplayer required. Shares Action and Indie with PolyBoost.
Climb fast or fall. In this neon cyberpunk platformer, every jump counts—fire energy waves, create platforms on impact, and push your limits solo or in local co-op.
- 3

CheeseCube
Single-player alternative to PolyBoost — playable solo, no multiplayer required. Shares Action and Indie with PolyBoost.
Embark on an epic journey as a cube, mastering platformer puzzle challenges with humor and style. Glitch through platforms, uncover hidden paths, and find the quickest solution to each level. Put your skills to the test and compete globally as you aim to reach the top of the leaderboard.
- 4

Glimmer Chain
Single-player alternative to PolyBoost — playable solo, no multiplayer required. Shares Action and Indie with PolyBoost.
Use the chain to swing and propel yourself through the buildings. Execute fluid and epic moves to light up the city in the shortest possible time!
- 5

RAD
Single-player alternative to PolyBoost — playable solo, no multiplayer required. Shares Action and Indie with PolyBoost.
RAD is a neon-drenched movement game built around speed, flow, and experimentation. Jump, swing and glide through relentless obstacle courses, race leaderboard ghosts and shave milliseconds off every run. Instant restarts keeps the momentum going.
- 6

The Masochistic Ball
Single-player alternative to PolyBoost — playable solo, no multiplayer required. Shares Indie with PolyBoost.
Roll. Jump. Fall. Repeat. The Masochistic Ball is a precision 2D platformer with a rising difficulty curve. The early levels welcome everyone. The final ones? Pure nightmare fuel. 40 levels. No enemies. Just you, gravity, and your will to endure.
- 7

DiegoTC Toolbox
Single-player alternative to PolyBoost — playable solo, no multiplayer required. Shares Indie and Casual with PolyBoost.
A Puzzle-Platformer with tons of unique puzzles and mechanics.
- 8

Voxotron
Single-player alternative to PolyBoost — playable solo, no multiplayer required. Shares Indie and Casual with PolyBoost.
A psychedelic hyper-speed racer with no speed limit. Pilot a spaceship around a spinning cosmic cylinder. No brakes. Thread impossible patterns and find the hyperfocus your brain was built for. Short runs. Instant death. Easy to learn, with insane skill ceiling. Pure flow state.
- 9

Overheat
Single-player alternative to PolyBoost — playable solo, no multiplayer required. Shares Action and Indie with PolyBoost.
Overheat is a hard sidescrolling platformer in which a robot only needs to climb up one level to return to its home planet. How hard can that be?