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A happy aquarium that lives at the bottom of your screen! Tiny Aquarium is a social idle simulator that keeps growing, even when offline. Hatch, sell fish, decorate, go fishin’, and visit your friends’ aquariums with bite-sized daily sessions.
Mac · Jun 23, 2025
Worldwide · Exact date · Full release · IGDB
PC (Microsoft Windows) · Jun 23, 2025
Worldwide · Exact date · Full release · IGDB
Android · May 28, 2026
Worldwide · Exact date · Full release · IGDB
iOS · May 28, 2026
Worldwide · Exact date · Full release · IGDB
Catalog sources
31 achievements available.

Hatch a fish for the first time.
LockedSteam

Upgrade your sponge.
LockedSteam

Fully upgrade your sponge.
LockedSteam

Spend 10.000 coins on the shop.
LockedSteam

Spend 100.000 coins on the shop.
LockedSteam

Spend 500.000 coins on the shop.
LockedSteam

Reach level 10.
LockedSteam

Reach level 20.
LockedSteam

Reach level 30.
LockedSteam

Reach level 40.
LockedSteam

Sell your first fish on the online marketplace.
LockedSteam

Hatch 30 fish in total.
LockedSteam

Unlock every type of basic light possible.
LockedSteam

Unlock every type of basic soil possible.
LockedSteam

Discover your first unique fish.
LockedSteam

Leave 100 reactions.
LockedSteam

Hidden until unlockedSteam

Hidden until unlockedSteam

Complete the entire FishDex.
LockedSteam

Catch your first fish.
LockedSteam

Purchase another tank.
LockedSteam

Revive a fish.
LockedSteam

Hatch 100 fish in total.
LockedSteam

Get a fish with the worst genetics possible.
LockedSteam

Get a fish with the best genetics possible.
LockedSteam

Hatch 500 fish in total.
LockedSteam

Breed a couple.
LockedSteam

Breed 30 couples.
LockedSteam

Breed 100 couples.
LockedSteam

Upgrade your food pellets.
LockedSteam

Fully upgrade your food pellets.
LockedSteam
Community notes