Single-player games like Assimilation X
Below are 10 single-player Steam games similar to Assimilation X, 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 Assimilation X page.
Ranked picks
- 1
Pizza Synthwave
Single-player alternative to Assimilation X — playable solo, no multiplayer required. Shares Action and Adventure with Assimilation X.
You’re a parkouring astronaut in a retro-neon dreamlike world hurling trough the vastness of space in order to get the last slice of pizza. Wallrun, jump, climb, use your grappling hook and portals to get the fastest time! For fans of Mirror's Edge, Beat Saber and CS:GO Surfing.
- 2
Soul Drifter
Single-player alternative to Assimilation X — playable solo, no multiplayer required. Shares Action and Adventure with Assimilation X.
Soar into a gravity-defying parkour adventure. Run, jump, and glide through surreal landscapes and deadly factories on a mission to liberate captive souls.
- 3
Fizik
Single-player alternative to Assimilation X — playable solo, no multiplayer required. Shares Action with Assimilation X.
Run, slide, bounce, grapple and wall-run your way through a neon simulation. Push your speed running capabilities to the limit, test your parkour skills and watch out for secret collectables. Good luck...
- 4
Mirror's Edge™
Single-player alternative to Assimilation X — playable solo, no multiplayer required. Shares Action and Adventure with Assimilation X.
In a city where information is heavily monitored, couriers called Runners transport sensitive data. In this seemingly utopian paradise, a crime has been committed, & you are being hunted. You are a Runner called Faith and this innovative first-person action-adventure is your story.
- 5
Project Kunai
Single-player alternative to Assimilation X — playable solo, no multiplayer required. Shares Action and Adventure with Assimilation X.
Project Kunai is a super fast FPS/Platformer game which you can use special abilities and Kunai. Reach highest speed and complate levels fastest you can. Learn the truth about Project Kunai and your past.
- 6
Beyond The Clouds
Single-player alternative to Assimilation X — playable solo, no multiplayer required. Shares Adventure with Assimilation X.
Embark on an exhilarating journey in 'Beyond The Clouds,' where parkour skills are key to conquering towering heights. Master fluid movement to overcome obstacles and puzzles, pushing your limits physically and mentally. Will you rise to claim your place beyond the clouds?
- 7
RunFall
Single-player alternative to Assimilation X — playable solo, no multiplayer required. Shares Action and Adventure with Assimilation X.
First-Person Parkour game where you switch between worlds to navigate complex levels.
- 8
Celerity
Single-player alternative to Assimilation X — playable solo, no multiplayer required. Shares Action and Casual with Assimilation X.
Celerity is a fast-paced FPS parkour game. Use Wall Running, Grappling Hooks, Hookshots and many more, chain your moves and never lose momentum.
- 9
Hate's Offering
Single-player alternative to Assimilation X — playable solo, no multiplayer required. Shares Action and Adventure with Assimilation X.
After losing his family to the killer he seeks to unmask, Detective Jack Whiting is kidnapped and locked in a basement of harrowing puzzles, soul-crushing decisions, and hellish sacrifices. Survival comes at a great cost, but before you can survive, you have to truly open your eyes.
- 10
Withering Way
Single-player alternative to Assimilation X — playable solo, no multiplayer required. Shares Action and Adventure with Assimilation X.
The Damned have returned. Embark on a journey through the world of Wicklan as the last embers of humanity begin to go out. Battle, steal, and explore your way through a challenging land as you combine different equipment and abilities to fulfill your destiny in this rich open-world RPG.