Single-player games like Fathom's End
Below are 8 single-player Steam games similar to Fathom's End, 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 Fathom's End page.
Ranked picks
- 1

Sea Town - Fish Market Simulator
Single-player alternative to Fathom's End — playable solo, no multiplayer required. Shares Simulation with Fathom's End.
Build your fishing empire in Sea Town - Fish Market Simulator! Explore oceans, upgrade boats, and conquer a dynamic market across unique islands. Ready to rule the seas? Start now!
- 2

Nivalis
Single-player alternative to Fathom's End — playable solo, no multiplayer required. Shares Simulation with Fathom's End.
Grow your business, manage restaurants and nightclubs, make friends and enemies, buy and decorate apartments, go fishing and maybe even find love in Nivalis, the city that stretches from the ocean to the clouds.
- 3

FuJianStrike
Single-player alternative to Fathom's End — playable solo, no multiplayer required. Shares Simulation with Fathom's End.
Command the deck crew, experience the aircraft carrier deck scheduling process, ensure the smooth take-off and landing of aircraft, and ensure that the aircraft carrier can defeat the endless stream of enemies.
- 4

Star Chef Simulator
Single-player alternative to Fathom's End — playable solo, no multiplayer required. Shares Simulation and Early Access with Fathom's End.
Have you ever dreamed of running your own restaurant? Then your dream is about to come true! Set up and manage your restaurant with staff, equipment and more in Star Chef Simulator.
- 5

Aislebound
Single-player alternative to Fathom's End — playable solo, no multiplayer required. Shares Simulation and Early Access with Fathom's End.
Aislebound is a first-person retail management simulator. Start with a small empty store and build it into a thriving retail operation by ordering inventory, stocking shelves, managing deliveries, hiring staff, and keeping customers satisfied.
- 6

Car Wash Simulator
Single-player alternative to Fathom's End — playable solo, no multiplayer required. Shares Simulation with Fathom's End.
Build a local car wash into a massive detailing empire! Master advanced cleaning techniques with vibrant active foams, beat the clock for extra tips, and buy or lease new properties. Play it clean or risk everything with high-paying shady deals and secret backroom plantations.
- 7

Food Processing Simulator
Single-player alternative to Fathom's End — playable solo, no multiplayer required. Shares Simulation and Early Access with Fathom's End.
Build and manage your own food processing factory. Automate production with machines, work together with skilled employees to keep operations running smoothly, expand your facility, and keep inventory under control as you grow from a small workshop into a large scale production facility.
- 8

My Café Manager Simulator
Single-player alternative to Fathom's End — playable solo, no multiplayer required. Shares Simulation with Fathom's End.
Cozy café store management simulator: renovate and decorate, stock shelves, and run the checkout. Roll in deliveries with a cart, set up promotions and hire staff as you expand from a tiny shop into a bustling café.