Single-player games like Flotsam
Below are 15 single-player Steam games similar to Flotsam, 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 Flotsam page.
Ranked picks
- 1
Timberborn
Single-player alternative to Flotsam — playable solo, no multiplayer required. Shares Strategy and Indie with Flotsam.
Humans are long gone. In a world struck by droughts and toxic waste, will your lumberpunk beavers do any better? A sandbox city-building game featuring ingenious animals, vertical architecture, water physics, and terraforming. Contains high amounts of wood.
- 2
The Wandering Village
Single-player alternative to Flotsam — playable solo, no multiplayer required. Shares Strategy and Simulation with Flotsam.
The Wandering Village is a city-building simulation game on the back of a giant, wandering creature. Build your settlement and form a symbiotic relationship with the colossus. Will you survive together in this hostile, yet beautiful post-apocalyptic world, contaminated by poisonous plants?
- 3
Whiskerwood
Single-player alternative to Flotsam — playable solo, no multiplayer required. Shares Strategy and Simulation with Flotsam.
Establish a home for your industrious mice under the oppressive paw of your cat overlords in this city builder featuring complex simulations, intricate production chains, and the age-old rivalry between cat and mouse.
- 4
Corsair Cove
Single-player alternative to Flotsam — playable solo, no multiplayer required. Shares Strategy and Simulation with Flotsam.
Build a sprawling pirate haven, raise a fleet to explore the high seas, and take on the Crown to keep the Age of Piracy alive! From ale to flintlock pistols, and from scallywags to swashbucklers, you’ll need to manage complex production chains and govern a rowdy crew to reign supreme over the seas!
- 5
Endzone - A World Apart
Single-player alternative to Flotsam — playable solo, no multiplayer required. Shares Strategy and Indie with Flotsam.
Endzone is a post-apocalyptic survival city builder, where you start a new civilization with a group of people after an ecological disaster. Build them a new home and ensure their survival in a shattered world, threatened by constant radiation, toxic rain, sandstorms and droughts.
- 6
RimWorld
Single-player alternative to Flotsam — playable solo, no multiplayer required. Shares Strategy and Indie with Flotsam.
A sci-fi colony sim driven by an intelligent AI storyteller. Generates stories by simulating psychology, ecology, gunplay, melee combat, climate, biomes, diplomacy, interpersonal relationships, art, medicine, trade, and more.
- 7
Autonauts
Single-player alternative to Flotsam — playable solo, no multiplayer required. Shares Indie and Simulation with Flotsam.
In Autonauts you must build, create, and automate. Start by establishing a colony, crafting bots and teaching them via Scratch-style programming to build an ever evolving autonomous paradise of agriculture, industry and enlightenment.
- 8
Havendock
Single-player alternative to Flotsam — playable solo, no multiplayer required. Shares Strategy and Indie with Flotsam.
Breathe easy and thrive in this cozy colony sim. Build a haven for castaways, manage resources, live your best life on the ocean. Lead your humble settlement into a high-tech society.
- 9
Raft
Single-player alternative to Flotsam — playable solo, no multiplayer required. Shares Indie and Simulation with Flotsam.
Raft™ throws you and your friends into an epic oceanic adventure! Alone or together, players battle to survive a perilous voyage across a vast sea! Gather debris, scavenge reefs and build your own floating home, but be wary of the man-eating sharks!
- 10
Buoyancy
Single-player alternative to Flotsam — playable solo, no multiplayer required. Shares Strategy and Indie with Flotsam.
Buoyancy is a city-building strategy game where you build, manage, and move a floating city on an oceanic world. Explore and scavenge resources scattered around the endless waters. Keep your villagers nourished and happy while combating fires, sickness, and pirate attacks.
- 11
Oxygen Not Included
Single-player alternative to Flotsam — playable solo, no multiplayer required. Shares Indie and Simulation with Flotsam.
Oxygen Not Included is a space-colony simulation game. Deep inside an alien space rock your industrious crew will need to master science, overcome strange new lifeforms, and harness incredible space tech to survive, and possibly, thrive.
- 12
Sable
Single-player alternative to Flotsam — playable solo, no multiplayer required. Shares Indie with Flotsam.
Embark on an unique and unforgettable journey and guide Sable through her Gliding; a rite of passage that will take her across vast deserts and mesmerizing landscapes, capped by the remains of spaceships and ancient wonders.
- 13
Townscaper
Single-player alternative to Flotsam — playable solo, no multiplayer required. Shares Indie and Simulation with Flotsam.
Instant town building toy. Place housing blocks and watch them transform, piece by piece, into idyllic ocean-side towns, pastoral gardens, or sweeping cities on the sea.
- 14
The Final Earth 2
Single-player alternative to Flotsam — playable solo, no multiplayer required. Shares Strategy and Indie with Flotsam.
The Final Earth 2 is a vertical sci-fi city builder. Earth is unlivable, so you decide to create a space colony. Gather resources, then build and research your way to a better future! Grow your city from an exploration ship to a huge metropolis, full of advanced technology. What will you build?
- 15
Valheim
Single-player alternative to Flotsam — playable solo, no multiplayer required. Shares Indie with Flotsam.
A collaborative exploration and survival game for 1-10 players, set in a procedurally generated afterlife inspired by Viking culture. Battle, build, and conquer your way to a saga worthy of Odin’s patronage!