Fishful Days game cover

Fishful Days CD Key

Fishful Days is a casual aquarium sim where you build and upgrade diverse freshwater and saltwater tanks, grow fish from fry to adults, and discover synergy between species. Collect rare fish via a daily shop, manage multiple tanks with simple taps, and enjoy calming visuals and sounds.
Looking for the best price for Fishful Days? Compare offers from 1 stores on CheckGamePrices to find the cheapest Steam key available. Right now, the lowest price is 3.99$ at Steam.

Current Lowest Price

3.99$
Steam logo
Visit store

Release Date

30 Jul, 2026

Publisher/Developer

COSMICDUST STUDIO

Reviews

Steam: 100.00% positive (1/1)
Metacritic: -

Fishful Days Steam Price History Chart

Current Steam price: 3.99$
Lowest Steam price ever: 1.99$ — 2026-10-08
Loading Fishful Days price history chart...

Fishful Days description

Fishful Days

Fishful Days is a relaxing aquarium simulation that blends casual cultivation, collection, and strategic synergy. Leave the hustle of the city behind and dive into a world of sparkling aquariums where you start with your first fry and gradually craft a vibrant underwater kingdom.

Diverse Ecosystems

Choose from a rich range of environments, from a tranquil freshwater planted tank to a dazzling saltwater coral reef. Each aquarium offers its own visual atmosphere and distinct biological communities. As you progress, upgrade your tank to unlock larger spaces that accommodate more life, more complex layouts, and new decorative possibilities.

From Fry to Adult

Every fish has a life journey. Watch them swim, gain experience, and grow from delicate juveniles into magnificent adults. As they mature, you unlock complete encyclopedia entries that capture behavior, care notes, color variants, and fascinating trivia—transforming your collection into a living record.

Fish Synergy

This game goes beyond simple stacking. Specific fish combinations create powerful synergy effects that influence growth, mood, and even breeding potential. Experiment with pairings and groupings to optimize your aquarium configuration, enhance aesthetics, and unlock beneficial interactions that deepen your strategy.

Daily Surprises & Dynamic Shop

The aquarium shop refreshes with rare species every day. Earn coins by caring for your tanks and use them to snatch up coveted fish from the limited supply. Check back regularly to avoid missing the final piece of your growing collection and to discover fresh, exciting additions.

Minimalist Interaction

A carefully designed input system lets you manage multiple aquariums with ease, switching scenes and setups with a single tap. Dynamic lighting effects and soothing soundscapes create a calm, immersive sanctuary on your screen—simple to pick up, satisfying to master.

Dive into Fishful Days and cultivate a living underwater world where growth, discovery, and harmony come together in peaceful, engaging play.