Single-player games like Monster Museum
Below are 16 single-player Steam games similar to Monster Museum, 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 Monster Museum page.
Ranked picks
- 1

Loddlenaut
Single-player alternative to Monster Museum — playable solo, no multiplayer required. Shares Casual with Monster Museum.
Play as an interstellar custodian sent to clean up a polluted ocean planet. Pick up trash, explore the vibrant waters, and take care of axolotl-like alien creatures!
- 2

Slime Rancher
Single-player alternative to Monster Museum — playable solo, no multiplayer required.
Slime Rancher is the tale of Beatrix LeBeau, a plucky, young rancher who sets out for a life a thousand light years away from Earth on the ‘Far, Far Range’ where she tries her hand at making a living wrangling slimes.
- 3

Two Point Museum
Single-player alternative to Monster Museum — playable solo, no multiplayer required. Shares Casual with Monster Museum.
Curate and manage incredible museums! Explore to discover amazing artifacts. Design and refine the layout, keep staff happy, guests entertained, donations plentiful… and children off the exhibits
- 4

Yaoling: Mythical Journey
Single-player alternative to Monster Museum — playable solo, no multiplayer required.
Yaoling: Mythical Journey is a creature collecting Eastern fantasy RPG featuring an world filled with rich stories and unique Yaolings. Tasked to uncover a mysterious evil, you embark on a journey with your Yaolings, forming new friendships, engage in intense battles, and face countless challenges!
- 5

Croakoloco
Single-player alternative to Monster Museum — playable solo, no multiplayer required. Shares Casual with Monster Museum.
Croakoloco is a relaxing frog collecting idle game. Watch them jump, croak, and eat delicious flies. Grow frogs, feed frogs, or take control of one in “Froggy Mode” for a more active play style!
- 6

Yonder: The Cloud Catcher Chronicles
Single-player alternative to Monster Museum — playable solo, no multiplayer required.
Unwind and enjoy the slow life in Yonder: The Cloud Catcher Chronicles, a relaxing open-world adventure game. Yonder is set in the world of Gemea. A natural island paradise with eight distinct environments ranging from tropical beaches to snow-capped summits.
- 7

Tiny Pasture
Single-player alternative to Monster Museum — playable solo, no multiplayer required. Shares Casual with Monster Museum.
Meet your new little desk buddies! They’ll snooze, scratch, and scamper around while you work or study (don’t worry, they’ve been trained not to invade your workspace). If you’re good at animal management, they will occupy the bottom of your screen with different kinds and colors!
- 8

Pocket City 2
Single-player alternative to Monster Museum — playable solo, no multiplayer required. Shares Casual with Monster Museum.
A city-building game with a unique twist—step inside and experience your city firsthand! Plan roads, zones, and infrastructure while growing your economy, managing resources, and unlocking special buildings. Host events, build mega projects, and watch your city thrive in a dynamic world.
- 9

Laundry Store Simulator
Single-player alternative to Monster Museum — playable solo, no multiplayer required.
In Laundry Store Simulator, you'll start small and work your way up, upgrading your equipment, designing a stylish store, and expanding your services! Are you ready to own the best Laundry Store in the world?
- 10

Movie Cinema Simulator
Single-player alternative to Monster Museum — playable solo, no multiplayer required. Shares Casual with Monster Museum.
Build the most successful cinema business in the world!
- 11

Gaming Cafe Life
Single-player alternative to Monster Museum — playable solo, no multiplayer required. Shares Casual with Monster Museum.
Manage your very own gaming cafe!
- 12

Comic Book Store Simulator
Single-player alternative to Monster Museum — playable solo, no multiplayer required. Shares Casual with Monster Museum.
Manage your very own comic book store! You can unlock over 70+ unique comic licenses, each having 5 volumes for you to sell to your customers! Upgrade your tools, hire staffs, and expand your store so you can have the best comic book store in the world!
- 13

Bakso Simulator
Single-player alternative to Monster Museum — playable solo, no multiplayer required. Shares Free To Play and Casual with Monster Museum.
Create the most successful bakso business in this world!
- 14

World Of Mystery
Single-player alternative to Monster Museum — playable solo, no multiplayer required. Shares Free To Play with Monster Museum.
Jump into the World Of Mystery and become the best Supernatural Detective! Uncover all the mysteries of every monsters and spirits to unlock the secrets of this mysterious land.
- 15

School Cafeteria Simulator
Single-player alternative to Monster Museum — playable solo, no multiplayer required. Shares Casual with Monster Museum.
Manage your own Indonesian school cafeteria in this simple first-person simulation game!
- 16

Bakso Simulator 2
Single-player alternative to Monster Museum — playable solo, no multiplayer required. Shares Casual with Monster Museum.
Build, manage, and scale your very own Bakso restaurant in this first-person simulator. Design your layout, hire and train various staffs, upgrade your gear, expand your place and satisfy every customer to become the best Bakso empire in the world!