Free games like Mysterious Space
Below are 8 free-to-play Steam games similar to Mysterious Space, 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 Mysterious Space page.
Ranked picks
- 1
The Expendabros
Free-to-play alternative to Mysterious Space — no purchase or trial window. Shares Action and Indie with Mysterious Space.
The Expendabros have assembled and set their sights on the forces of ruthless arms dealer Conrad Stonebanks in the forests of Eastern Europe.
- 2
Princess Remedy in a World of Hurt
Free-to-play alternative to Mysterious Space — no purchase or trial window. Shares Action and Indie with Mysterious Space.
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).
- 3
Wheelchair Wizards
Free-to-play alternative to Mysterious Space — no purchase or trial window. Shares Action and Indie with Mysterious Space.
Wheelchair Wizards is a 4 player party game where you battle your friends while upgrading your wizard.
- 4
Evil Egg
Free-to-play alternative to Mysterious Space — no purchase or trial window. Shares Action with Mysterious Space.
Blast it all to hell.
- 5
Realm of the Mad God Exalt
Free-to-play alternative to Mysterious Space — no purchase or trial window. Shares Action and Indie with Mysterious Space.
Embark on an exhilarating journey into the pixelated Realm of the Mad God! Join, an action-packed, free-to-play MMO bullet hell game. Discover a world with danger, challenges, and hidden treasures as you battle through waves of enemies. Team up with players and conquer dungeons to become a legend!
- 6
Relic Hunters Zero: Remix
Free-to-play alternative to Mysterious Space — no purchase or trial window. Shares Action and Indie with Mysterious Space.
Relic Hunters Zero: Remix is a remaster of the FREE 1 million player hit game about blasting evil space ducks and turtles with tiny cute guns. It’s fast, it’s tactical, and feels deliciously smooth to play. Unlock new weapons, characters and relics to defeat the Ducan Commander!
- 7
Cave Crawlers
Free-to-play alternative to Mysterious Space — no purchase or trial window. Shares Action and Indie with Mysterious Space.
Cave Crawlers is a 1-10 player rogue lite set deep underground in a system of randomly generated caves. Players use weapons, spells, and talents to defeat the unique bosses and enemies found in each biome.
- 8
Himno
Free-to-play alternative to Mysterious Space — no purchase or trial window. Shares Indie with Mysterious Space.
Himno is a peaceful, 2D platformer game with an infinite number of beautiful procedurally generated maps. Take a breath, and relax.