Single-player games like MewnBase
Below are 9 single-player Steam games similar to MewnBase, 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 MewnBase page.
Ranked picks
- 1

Outpath
Single-player alternative to MewnBase — playable solo, no multiplayer required. Shares Simulation with MewnBase.
An experimental clicker base building game. Craft, gather & manage resources, build your base and buy more islands to exploit and expand!
- 2

Forager
Single-player alternative to MewnBase — playable solo, no multiplayer required. Shares Indie and Simulation with MewnBase.
The highly popular and quirky "idle game that you want to actively keep playing". Explore, craft, gather & manage resources, find secrets and build your base out of nothing! Buy land to explore and expand!
- 3

Keplerth
Single-player alternative to MewnBase — playable solo, no multiplayer required. Shares Indie and Simulation with MewnBase.
Welcome to Keplerth! Try to survive on a hostile alien planet in this 2D sandbox RPG, where you can choose to live alone or fight side by side with your friends in the online multiplayer mode. Survive, build, farm, fight, and explore your way to victory in this open-world adventure!
- 4

Flotsam
Single-player alternative to MewnBase — playable solo, no multiplayer required. Shares Indie and Simulation with MewnBase.
Sail, scavenge, and rescue survivors in a vibrant floating city-builder. Captain your drifters across the endless garbage sea to uncover soaked ruins, rusting factories, and stories from the old world.
- 5

ASTRONEER
Single-player alternative to MewnBase — playable solo, no multiplayer required. Shares Indie with MewnBase.
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.
- 6

The Survivalists
Single-player alternative to MewnBase — playable solo, no multiplayer required. Shares Indie and Casual with MewnBase.
A living world full of surprises, secrets and danger awaits in The Survivalists, an adventure-filled survival sandbox set in The Escapists universe. Explore, build, craft and even train monkeys with up to three friends in a desperate bid to survive. Have you got what it takes to be a Survivalist?
- 7

Breathedge
Single-player alternative to MewnBase — playable solo, no multiplayer required. Shares Indie and Simulation with MewnBase.
Survive in outer space! Together with your immortal chicken, discover the truth behind your sudden spaceship crash. Craft tools, pilot vehicles, and even control space stations to survive and explore the wreckage.
- 8

Tinkerlands
Single-player alternative to MewnBase — playable solo, no multiplayer required. Shares Indie with MewnBase.
Explore, craft, and fight your way through uncharted islands — solo or with up to 4 players in co-op! Tinkerlands is an exciting survival adventure where you will build your settlement, craft useful tools to survive, and even use magic!
- 9

Subnautica
Single-player alternative to MewnBase — playable solo, no multiplayer required. Shares Indie with MewnBase.
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.