Free games like Asteroid Boom Cosmic Courier
Below are 9 free-to-play Steam games similar to Asteroid Boom Cosmic Courier, 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 Asteroid Boom Cosmic Courier page.
Ranked picks
- 1
Life is Strange - Episode 1
Free-to-play alternative to Asteroid Boom Cosmic Courier — no purchase or trial window. Shares Action and Adventure with Asteroid Boom Cosmic Courier.
Episode 1 now FREE! Life is Strange is an award-winning and critically acclaimed episodic adventure game that allows the player to rewind time and affect the past, present and future.
- 2
ENA: Dream BBQ
Free-to-play alternative to Asteroid Boom Cosmic Courier — no purchase or trial window. Shares Indie and Adventure with Asteroid Boom Cosmic Courier.
Experience surreal environments and inexplicable characters as ENA in a new wild world.
- 3
The Expendabros
Free-to-play alternative to Asteroid Boom Cosmic Courier — no purchase or trial window. Shares Action and Indie with Asteroid Boom Cosmic Courier.
The Expendabros have assembled and set their sights on the forces of ruthless arms dealer Conrad Stonebanks in the forests of Eastern Europe.
- 4
![UNBEATABLE [white label] — Steam game cover](https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/1290490/header.jpg?t=1736770503)
UNBEATABLE [white label]
Free-to-play alternative to Asteroid Boom Cosmic Courier — no purchase or trial window. Shares Action and Indie with Asteroid Boom Cosmic Courier.
A young girl learns a song. An exclusive side-story set in the world of D-CELL GAMES' upcoming rhythm-adventure.
- 5
The Lab
Free-to-play alternative to Asteroid Boom Cosmic Courier — no purchase or trial window.
Welcome to The Lab, a compilation of Valve’s room-scale VR experiments set in a pocket universe within Aperture Science. Fix a robot, defend a castle, adopt a mechanical dog, and more. Still not sold? It’s free!
- 6
DORONKO WANKO
Free-to-play alternative to Asteroid Boom Cosmic Courier — no purchase or trial window. Shares Action with Asteroid Boom Cosmic Courier.
『DORONKO WANKO』 is a DORONKO Action Game. In this game, You can become a cute, innocent Pomeranian, make your master's home messy and dirty. "Will the master be angry with me?" Don't worry. Because you are a sweet doggie.
- 7
Princess Remedy in a World of Hurt
Free-to-play alternative to Asteroid Boom Cosmic Courier — no purchase or trial window. Shares Action and Indie with Asteroid Boom Cosmic Courier.
Remedy, a recent graduate from the Saturnian healing school, must descend to Hurtland and use her powers to heal everyone from stray ducks to dark lords, and finally cure the ailing Prince Hingst. It's a short, whimsical adventure with plenty of heart(s).
- 8
Electoral Carnage
Free-to-play alternative to Asteroid Boom Cosmic Courier — no purchase or trial window. Shares Action with Asteroid Boom Cosmic Courier.
Electoral Carnage is an absurd 2D fighting game featuring America's most famous (and infamous) politicians. If you don't download it you hate America. Also JFK can assassinate himself. What more do you need to know?
- 9
Nimbatus - Drone Creator
Free-to-play alternative to Asteroid Boom Cosmic Courier — no purchase or trial window. Shares Action and Indie with Asteroid Boom Cosmic Courier.
Use the Nimbatus Drone Creator to construct physically simulated drones and try them out in a virtual testing environment. Do you have what it takes to become a drone engineer?