Single-player games like Mushies!
Below are 8 single-player Steam games similar to Mushies!, 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 Mushies! page.
Ranked picks
- 1

Vquarium
Single-player alternative to Mushies! — playable solo, no multiplayer required. Shares Indie and Simulation with Mushies!.
Vquarium is a relaxing incremental-idle game where you grow your own underwater world on your screen overlay with a virtual assistant. Collect rare fish, discover sparkling variants, and decorate your tank while taking care of an adorable assistant!
- 2

Pibcremental
Single-player alternative to Mushies! — playable solo, no multiplayer required. Shares Indie and Simulation with Mushies!.
A cozy, chaotic idle-incremental clicker about growing a civilisation of tiny creatures called Pibbles in a giant tree, set in a post-human world.
- 3

Tiny Slime Farm
Single-player alternative to Mushies! — playable solo, no multiplayer required. Shares Indie and Simulation with Mushies!.
A cozy desktop idle game where cute slimes bounce around your tiny farm while you work or study.
- 4

Super Sub: World Cup
Single-player alternative to Mushies! — playable solo, no multiplayer required. Shares Indie and Casual with Mushies!.
Win the world cup through clever clicks, useful upgrades, silly own goals, and bending the rules. An active incremental game that strips football down to just its beautiful beating heart: kick balls hard, score goals, earn money.
- 5

More fish - Idle Clicker
Single-player alternative to Mushies! — playable solo, no multiplayer required. Shares Indie and Simulation with Mushies!.
More fish is a simple incremental idle clicker game. It starts very calm and evolves into chaos. Catch fish, trigger atmospheric events, and scavenge for lost sea treasures. Spend your pearls and coins to unlock new skins, collect talent cards, buy fishing bobbers and upgrade a massive skill tree.
- 6

Hollowspire
Single-player alternative to Mushies! — playable solo, no multiplayer required. Shares Indie and Simulation with Mushies!.
A chill clicker-idle game where you dig, recruit and manage miners, and uncover buried upgrades deep underground.
- 7

Neofold
Single-player alternative to Mushies! — playable solo, no multiplayer required. Shares Indie and Simulation with Mushies!.
The infinite creature-collector where each pet is uniquely yours, generated live by your GPU. Hatch endless weirdos, adopt the ones you love, and grow a living sanctuary of species that exist only on your desktop.
- 8

I Like Trains
Single-player alternative to Mushies! — playable solo, no multiplayer required. Shares Indie and Simulation with Mushies!.
You like trains? Good, you are going to need a lot of them. Grow from a single train line into a sprawling transporation network in this incremental train game. Move passengers, invest in more trains, new lines, unlock new buildings and of course, buy lots of upgrades.