Single-player games like HELIOBIOTIC
Below are 8 single-player Steam games similar to HELIOBIOTIC, 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 HELIOBIOTIC page.
Ranked picks
- 1
Outer Wilds
Single-player alternative to HELIOBIOTIC — playable solo, no multiplayer required. Shares Action and Adventure with HELIOBIOTIC.
Named Game of the Year 2019 by Giant Bomb, Polygon, Eurogamer, and The Guardian, Outer Wilds is a critically-acclaimed and award-winning open world mystery about a solar system trapped in an endless time loop.
- 2
Moon Mystery
Single-player alternative to HELIOBIOTIC — playable solo, no multiplayer required. Shares Action and Adventure with HELIOBIOTIC.
The Moon's haunted - and when an astronaut loses contact with Earth, the adventure begins in full. Fill up your oxygen, load up the guns, and set out on an interstellar FPS adventure across the stars, filled with puzzles, fights, exploration, and strange secrets of the universe.
- 3
Atomic Heart
Single-player alternative to HELIOBIOTIC — playable solo, no multiplayer required. Shares Action and Adventure with HELIOBIOTIC.
In a mad and sublime utopian world, take part in explosive encounters. Adapt your fighting style to each opponent, use your environment and upgrade your equipment to fulfill your mission. If you want to reach the truth, you'll have to pay in blood.
- 4
STAR WARS Jedi: Fallen Order™
Single-player alternative to HELIOBIOTIC — playable solo, no multiplayer required. Shares Action and Adventure with HELIOBIOTIC.
A galaxy-spanning adventure awaits in Star Wars Jedi: Fallen Order, a 3rd person action-adventure title from Respawn. An abandoned Padawan must complete his training, develop new powerful Force abilities, and master the art of the lightsaber - all while staying one step ahead of the Empire.
- 5
PLANET ALPHA
Single-player alternative to HELIOBIOTIC — playable solo, no multiplayer required. Shares Action and Adventure with HELIOBIOTIC.
PLANET ALPHA, a beautiful alien world filled with mystery and danger. Pursued by relentless enemies, you must harness the power of night and day as you struggle to survive.
- 6
The Signal From Tölva
Single-player alternative to HELIOBIOTIC — playable solo, no multiplayer required. Shares Action with HELIOBIOTIC.
The Signal From Tölva is an open-world first-person shooter set on a distant, haunted, future world. Unlock savage weapons and recruit robots to fight alongside you as rival factions struggle to discover the source of the mysterious signal. What you discover will decide the fate of a world.
- 7
Rebel Galaxy Outlaw
Single-player alternative to HELIOBIOTIC — playable solo, no multiplayer required. Shares Action and Adventure with HELIOBIOTIC.
Out of cash, out of luck, out on the fringe. Juno Markev has a killer to tail, a debt to pay, and more trouble headed her way. Rebel Galaxy Outlaw takes place in a greasy, blue-collar world of outlaws, truckers, cops and thieves.
- 8
SPORE™
Single-player alternative to HELIOBIOTIC — playable solo, no multiplayer required. Shares Action and Adventure with HELIOBIOTIC.
Be the architect of your own universe with Spore, an exciting single-player adventure. From Single Cell to Galactic God, evolve your creature in a universe of your own creations.