Free games like POLYBIUS
Below are 9 free-to-play Steam games similar to POLYBIUS, ranked by player overlap and content similarity. No purchase or Steam login required to view the list. Every pick is a full free-to-play title — not a demo, trial, or time-limited giveaway. imho.run's catalogue refreshes daily, so newly free or newly popular titles surface here without manual editing.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like POLYBIUS page.
Ranked picks
- 1
Waves
Free-to-play alternative to POLYBIUS — no purchase or trial window. Shares Action with POLYBIUS.
Waves is an Arcade Twin-Stick Shooter that's all about High Scores. Build your combo and drop bombs in pursuit of Leaderboard dominance over seven game-modes!
- 2
Minigame Game
Free-to-play alternative to POLYBIUS — no purchase or trial window. Shares Action with POLYBIUS.
Minigame Game is a first-person focused minigame collection that supports anywhere from 2-16 players.
- 3
Ludicrous Speed
Free-to-play alternative to POLYBIUS — no purchase or trial window. Shares Action with POLYBIUS.
Run, jump, and wall-grind through an infinitely-generated track in VR! Dodge deadly hazards and collect rings using natural physical movements, surrounded by a surreal pulsating neon world that reacts to whatever music you're listening to!
- 4
In Extremis
Free-to-play alternative to POLYBIUS — no purchase or trial window. Shares Action with POLYBIUS.
In Extremis is a challenging and provocative shoot'em up about finding yourself in the chaos of the universe.
- 5
Convergence Compulsion
Free-to-play alternative to POLYBIUS — no purchase or trial window. Shares Action with POLYBIUS.
Escape endless waves of danger, match colors, avoid obstacles, and earn power-ups in this fast-paced, arcade spectacle!
- 6
Zaccaria Pinball
Free-to-play alternative to POLYBIUS — no purchase or trial window. Shares Action with POLYBIUS.
Play free and try tables in trial mode with Zaccaria Pinball, featuring 175+ tables, including 40+ officially licensed from Zaccaria was founded by three brothers: Marino, Franco, & Natale. Zaccaria was one of the three largest pinball manufacturers in the world, next to Bally & Williams.
- 7
Breakout Epilepsia
Free-to-play alternative to POLYBIUS — no purchase or trial window. Shares Action with POLYBIUS.
A fast-paced Breakout-style arcade with a bold black-and-white aesthetic. Engage in space battles against stunning yet deadly alien foes who are determined to destroy you. Intense visuals, thrilling gameplay, and a challenge that will test your reflexes.
- 8
The Hellchemist
Free-to-play alternative to POLYBIUS — no purchase or trial window. Shares Action with POLYBIUS.
The Hellchemist is an intense pve arena shooter where you will fight waves of monsters while random events will alter the way you have to play the game and makes every run unique. The game is heavily inspired by Doom and Quake. Bunny hops, shooting and a whole lot of explosions!
- 9
Bombyx
Free-to-play alternative to POLYBIUS — no purchase or trial window. Shares Action with POLYBIUS.
Psychedelic shmup zones with Gravatar & ZeroG! Fast, fluid, comfortable movement. Challenging enemies, met with powerful weapons. Sandbox gameplay at your own pace. With colorful graphics, interactive music, VR & Controller support.