Osta Aquarist PC

Design, build, and manage incredible aquariums in Aquarist – a relaxing aquarium simulator where creativity meets business management.

Create beautiful freshwater and saltwater tanks, care for exotic aquatic animals, complete unique customer jobs, run your own aquarium store, and expand from a small local business into a spectacular oceanarium. Whether you enjoy creative building, management simulation, or relaxing sandbox gameplay, Aquarist lets you create the aquarium of your dreams.

KEY FEATURES

BUILD YOUR DREAM AQUARIUM

Create aquariums exactly the way you want.

Choose tank sizes, layouts, decorations, plants, rocks, backgrounds, and equipment to build anything from a peaceful nature-inspired aquascape to a luxurious underwater exhibit. Every aquarium is fully customizable—even the background can use your own photos.

Experiment with endless design possibilities and create unique aquariums that reflect your imagination.

RUN YOUR OWN AQUARIUM BUSINESS

Start with a small aquarium shop and grow your business.

Complete customer orders, earn money, unlock new equipment, purchase rare fish and decorations, and expand into larger locations. Every successful project helps you develop your aquarium empire.

CARE FOR AMAZING AQUATIC ANIMALS

Keep freshwater and saltwater species healthy and thriving.

Look after tropical fish, sharks, rays, sea turtles, octopuses, shrimp, cuttlefish, arapaima, corals, and many more fascinating aquatic creatures.

Maintain proper water conditions, feed your animals, and create environments where every species can flourish.

COMPLETE UNIQUE PROJECTS

No two jobs are the same.

Design aquariums for museums, bars, restaurants, private homes, and unusual locations around the world. Build turtle habitats, create decorative piranha tanks, renovate neglected aquariums, and solve increasingly creative challenges.

Every project introduces new mechanics, rewards, and opportunities to expand your collection.

GROW INTO AN AQUARIUM EMPIRE

Unlock new buildings and larger attractions as your reputation grows.

Expand beyond your aquarium shop into exhibition halls, an aquatic museum, and even a massive oceanarium filled with spectacular marine life.

Whether you prefer relaxing decoration, business management, or completing unusual aquarium projects, Aquarist offers hours of satisfying sandbox gameplay where every aquarium is your own creation.