Single-player games like Blossom: The Seed of Life
Below are 11 single-player Steam games similar to Blossom: The Seed of Life, 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 Blossom: The Seed of Life page.
Ranked picks
- 1

MORS
Single-player alternative to Blossom: The Seed of Life — playable solo, no multiplayer required. Shares Indie and Adventure with Blossom: The Seed of Life.
Build an automated factory on a true-scale Mars streamed from real NASA terrain. Mine, smelt and belt resources, run trains between outposts, master chemistry, and grow from a lone lander into a planet-spanning industry while the real Martian weather does its worst.
- 2

Red Dust Colony
Single-player alternative to Blossom: The Seed of Life — playable solo, no multiplayer required.
The spirit of the space race lives on in this Mars based colony sim. Mine, craft and research in order to build up your initial lander into a self sustaining colony. Keep oxygen levels high and CO₂ levels low. Discover and grow a variety of plants to balance out colonist nutrition.
- 3

Untethered
Single-player alternative to Blossom: The Seed of Life — playable solo, no multiplayer required. Shares Adventure with Blossom: The Seed of Life.
Untethered is a space survival-sandbox set in our own cosmic backyard. Explore zero-gravity environments, build and operate realistic space stations, and fight to stay alive in the unforgiving realm of deep space.
- 4

Autonomica
Single-player alternative to Blossom: The Seed of Life — playable solo, no multiplayer required. Shares Indie and Adventure with Blossom: The Seed of Life.
Autonomica is a survival automation game set in an alternate 1980s. Build supply chains where farming fuels chemistry and mining drives manufacturing. Play solo or co-op to rebuild a world fractured by failed time experiments, then launch time-jump extractions into unstable futures for rare tech.
- 5

Wreckborn
Single-player alternative to Blossom: The Seed of Life — playable solo, no multiplayer required. Shares Indie with Blossom: The Seed of Life.
Cleanse the system of pirates, destroy their bases and free the captives. On the asteroids, build a base, mining colonies, explore asteroids and extract resources needed for survival. Develop buildings, build defenses and turn the asteroid into a fortress.
- 6

Heng Rover Mission
Single-player alternative to Blossom: The Seed of Life — playable solo, no multiplayer required. Shares Indie and Adventure with Blossom: The Seed of Life.
Build, launch, and survive. Design your own rover and automated robot workforce to conquer the harsh Martian climate, fulfill Mission Control directives, and uncover the secrets of the red planet in Heng Mar Mission.
- 7

Nova Lands
Single-player alternative to Blossom: The Seed of Life — playable solo, no multiplayer required. Shares Indie and Adventure with Blossom: The Seed of Life.
Nova Lands is a factory building, exploration, and island management game. Explore, engage in combat, and automate your industry. The planet you’re on is full of mysteries, creatures, people, and things to do. Welcome to your new home amongst the stars!
- 8

Ecliptica
Single-player alternative to Blossom: The Seed of Life — playable solo, no multiplayer required. Shares Indie and Adventure with Blossom: The Seed of Life.
Ecliptica is a first-person open-world colony survival simulator with a fully dynamic economy. Set on a hostile alien planet, you'll found corporations, fight for resources, and build a sustainable future—or be wiped out by ruthless nature, politics, and competition.
- 9

The Planet Crafter
Single-player alternative to Blossom: The Seed of Life — playable solo, no multiplayer required. Shares Adventure with Blossom: The Seed of Life.
A space survival open world terraforming crafting game, designed for 1 to 10 players. Alter the ecosystem of an inhospitable planet to render it habitable for humanity. Survive, gather resources, and build your base. Then, generate oxygen, warmth, and pressure to create a brand new biosphere.
- 10

Subnautica
Single-player alternative to Blossom: The Seed of Life — playable solo, no multiplayer required. Shares Indie and Adventure with Blossom: The Seed of Life.
Descend into the depths of an alien underwater world filled with wonder and peril. Craft equipment, pilot submarines and out-smart wildlife to explore lush coral reefs, volcanoes, cave systems, and more - all while trying to survive.
- 11

ASTRONEER
Single-player alternative to Blossom: The Seed of Life — playable solo, no multiplayer required. Shares Indie and Adventure with Blossom: The Seed of Life.
Interact with strange new worlds in a unique and tactile way, molding the environment itself as if it were clay in your hands. Build your base, master resource management, automate your production lines, and more as you unravel the mysteries of the universe, alone or with friends.