AquaSim is a cozy, living aquarium that stays with you while you use your computer.
No stress. No pressure. Just a peaceful world quietly evolving on your screen
AquaSim is designed as a desktop companion, something you don’t “play” constantly, but something that lives alongside you.
Study, work, or relax while your fish grow, interact, and create a living ecosystem in real time.
Take care of your aquarium at your own pace:
• Feed your fish and watch them grow
• Clean and maintain water quality
• Decorate your tank with meaningful items
• Discover new species and rare variations
• Observe natural behaviors, interactions, and breeding
Key Features:
Real-Time Simulation
Your aquarium continues evolving even when you're not actively playing.
Breeding
Fish reproduce with variation, creating unique and rare outcomes140+ Decorations
Some objects aren't just visual, they affect oxygen, happiness, and ecosystem balanceBestiary Collection
Track species, discover variants, and complete your aquatic collectionOrganic Progression
No forced missions, it gently rewards curiosity and care.
Perfect for students, developers, designers, streamers, or anyone who wants a living piece of calm on their desktop.
Thank you for checking out AquaSim!
