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Dive into a cozy underwater world where caring for fish and decorating aquariums becomes your most relaxing adventure.
Price history tracked since Jul 7, 2026 · vs all tracked offers.
Based solely on tracked price history — not purchase advice.
Tracked since Jul 7, 2026.
Steam Train Fest starts Jul 20, 2026
Try this game before buying.
Dive into a quirky little world where fun fishkeeping and cozy moments swim together in perfect harmony!
My Cozy Aquarium combines the relaxing pace of idle gameplay with cozy, comforting mechanics, offering a serene space to unwind while feeding fish, decorating tanks, and watching your underwater world come to life.
Start your peaceful journey with one of four delightful aquariums, gradually unlocking the other three and building on the charming underwater worlds. Each aquarium introduces a unique theme and captivating fish species waiting to become your new aquatic friends.
Purchase surprise packs filled with delightful fish companions and nurture them through immersive, relaxing mini-games.
Feed your fish with care, maintain the perfect water temperature, clean the air filters to ensure healthy conditions, and gently scrub aquarium walls to keep your aquatic heaven crystal clear.
As your fish grow, you'll experience the joy of raising them from tiny swimmers into magnificent adults.
Sell your matured fish to earn coins, enabling you to expand your underwater paradise further.
Discover and collect over 320 beautifully quirky fish species – each with charming and whimsical designs.
Enhance your aquariums with vibrant decorations and upgraded fish food, unlocking even more cozy, aesthetic possibilities.
Each out of the four fins tanks will offer different fish packages, inspired by real life fish but with a magical twist on them.
The aquariums Emerald Ripple, Coralspire Reef, Frozen, Abyss, and Magic Cove all have their unique set of fish for players to unlock and nurture.
Four distinctly themed aquariums, each offering unique fish varieties and water environments.
Relaxing and playful mini-games to nurture your fish.
Over 320 charmingly designed fish to collect - so many friends to get on well with!
A wide range of colorful decorations and delightful touches to create an underwater paradise!
Idle, cozy gameplay designed for relaxation, collection, and endless enjoyment.
Immerse yourself in an ideal underwater escape - but try not to get carried away by the current!
Lowest tracked price: €2.06 (Jul 7, 2026) · current best: €6.89.
40% positive reviews all-time.
Right now the cheapest offer for My Cozy Aquarium is €6.89 at Steam. KingsPrice compares 1 offers from 1 stores — official stores and keyshops — and refreshes prices throughout the day.
The lowest price KingsPrice has tracked for My Cozy Aquarium is €2.06 (recorded on Jul 7, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.
Create a free price alert on this page and KingsPrice will email you when My Cozy Aquarium drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.
