
Screenshots

Watch trailer on Steam ↗Oceanarium World
Mazemind · Published by Mazemind
Positive — 82% positive (17 reviews) · 6 achievements
Last updated 28 Sept 2026
Build your ultimate aquarium and water park! Manage marine park and make it successful by building aquariums and attractions. Display beautiful, rare or monstrous fishes that your visitors demand and make them satisfied.
£7.15
Lowest price we've ever recorded
View on SteamPrices can lag the live Steam store — always confirm before buying.
Price history
Simulation · 2024 · More £5 - £15 games
Dive into the role of a marine park manager in Oceanarium World. Create stunning aquariums and attractions to captivate visitors and turn your aquatic dreams into reality.
About this game
Manage marine park and fill your aquarium with a huge selection of fish, from the famous clownfish to the scary looking great white shark. Keep them happy by feeding them their favourite feeds and upgrade their aquarium tank's decoration. You can make their aquarium to be as beautiful as the ocean nature, or make it horror to show more scary vibe, or even fill it with some mythology decorations.
Not only you can display fishes in various type of aquariums, you can also build attractions such as starfish touchpool and ice castle. And do not forget about the visitors. Build multiple yummy food stalls and drink stalls to keep them happy. And a lot of shops of course, so they can buy merchandises. A lot of stuffs can be bought to keep them happy and to make your marine park more awesome.

Display various marine species
Many different species to be researched and displayed in your aquarium. Each fish species have their own rating attributes, such as beauty, monster or rarity. Own and display them to satisfy the visitors.
Attractions
Not just looking at aquariums, visitors enjoy activities and attractions too. Whether it's touching a starfish or kissing a dolphin, build attractions to satisfy them more.
Food, drink and merchandise shops
Build food and drink stalls, or vendings, to fulfill your visitors needs. More importantly, build lots of merchandise shops so they can buy souvenirs and increase your profit.
Various levels and a secret level
Not just limited to one single park, you will be challenged to manage different parks with different scenario. There is also one secret level waiting to be completed.System Requirements
Will my PC run this? →Minimum
- Requires a 64-bit processor and operating system
- OS: Windows 10 64-bit
- Processor: Intel Core i3 6100
- Memory: 4 GB RAM
- Graphics: NVIDIA Geforce GT 1030, 2GB
- Storage: 1 GB available space
Recommended
- Requires a 64-bit processor and operating system
Supported Languages
Latest news
Patch NotesOfficial
V1.8 Small Update
New species - Giant squid - Green moray eelRead full article on Community Announcements (mazemind.games)Patch NotesOfficial
V.1.7 Update
- New attraction (Feeding Enclosure) - New sandbox maps with different map sizes and themes - Bugs fix - Bigger outdoor area on some levels - Higher point production for ocean scavenger and offices Thank you and let us know again if there is any more feature you like to see.Read full article on Community Announcements (mazemind.games)Patch NotesOfficial
Update V1.6
- Bug fix - New attraction - Visitor getting injured animations - Unlimited cash in sandboxRead full article on Community Announcements (mazemind.games)Patch NotesOfficial
Major Update
A new big update has been released, offering new features and gameplay: - Custom made attractions - Upgrading object system - New aquarium tank type - New species - VIP visitor challenge and reward - Bigger utility area for building filter, heater and others - Faster research time Thank you for the feedback and let us know again if there is any more improvement you like to see.Read full article on Community Announcements (mazemind.games)Patch NotesOfficial
New update and version
Added few updates. - More fish species - New aquarium tank - More reward for catching criminals - Wall builder mode - Visitors costume change when using some attractions Let us know if there is any more new feature request. Thank you.Read full article on Community Announcements (mazemind.games)






