201+ iOS apps & games curated and reviewed
If you already know Idle Aquarium, this is the deeper bench. 201+ fish tank idle apps and games for iPhone, all reviewed and ranked by user rating, recency, and download trend as of July 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.8★ (4.9K) | Yes | Yes | Jul 2026 |
| 2 |  | Free | 4.7★ (911) | Yes | Yes | Jul 2026 |
| 3 |  | Free | 4.5★ (24K) | Yes | Yes | Jul 2026 |
| 4 |  | Free | 2.3★ (3) | No | No | May 2026 |
| 5 |  | Free | 4.7★ (281K) | No | Yes | Jul 2026 |
| 6 |  | Free | 4.8★ (5.6K) | Yes | Yes | Jul 2026 |
| 7 |  | Free | 4.6★ (85) | Yes | No | Jul 2026 |
| 8 |  | Free | 4.8★ (2.6K) | Yes | Yes | Jul 2026 |
Build and manage a thriving aquarium, attracting visitors and collecting diverse aquatic life. Upgrade exhibits, research marine species, and expand your facilities to earn money and become a wealthy aquarium tycoon.
Build and manage your own underwater world by creating a diverse aquarium. Feed your fish, attract visitors, and expand your park with various sea creatures to become an aquarium tycoon.
An idle, relaxing game designed to relieve stress and calm the mind. Expand your aquarium, invite adorable fish friends, and enjoy a peaceful experience. Watch your underwater world grow and feel your worries melt away.
Create and manage a tranquil underwater paradise. Collect exotic fish, expand your tanks, and enjoy relaxing gameplay that continues even when you're offline. Earn rewards and build your aquatic empire.
Build and manage your own underwater world by collecting various fish and sea creatures. Expand your aquarium, attract visitors, and earn money to upgrade your park and discover new aquatic life. Become the ultimate zoo tycoon in this addictive simulation game.
An idle tycoon fishing game where you catch various fish, upgrade your equipment, and explore different locations. Aim to become the ultimate king of fish hunting in this engaging simulation.
Discover and collect various fish species to expand your underwater world. Earn money even when offline to purchase new habitats and unlock more aquatic life. Enjoy mini-games and explore battle arenas in different water environments.
Lead an army of anime-style fish warriors in this turn-based idle card game. Summon, nurture, and evolve your fish to unlock unique abilities and engage in strategic battles. Progress even when AFK with automatic resource collection and growth.
Engage in a relaxing virtual fish farming experience with over 3000 unique fish species. Interact with your aquatic pets, decorate their habitats with beautiful backgrounds, and enjoy daily activities and mini-games. Connect with friends to share the fun and discover treasures.
A relaxing idle game where you build and manage an underwater world. Your fish generate coins and progress even when you're offline. Defend your ocean from threats and enjoy casual gameplay with beautiful scenes.
Create and decorate a tranquil aquarium filled with adorable sea creatures. This idle game offers a relaxing escape with simple tap controls, classical music, and engaging episodes. Grow your underwater world at your own pace.
Create and manage your own 3D aquarium, raising fish from babies to adults. Customize your underwater world with vibrant backgrounds and decorations, and interact with friends' aquariums. Buy, sell, and collect a variety of marine life.
Embark on an idle fishing adventure, hiring and training anglers to boost efficiency. Upgrade your boat and equipment to explore deeper waters, catch more impressive fish, and build a thriving fishing empire. Expand your business by running a seafood restaurant and become a true fishing tycoon.
Instantly identify fish species using your camera and access up-to-date local fishing regulations. Track your catches, log important fishing data, and store your licenses digitally. Premium features offer advanced identification, weather, and expert advice.
This app helps aquarium owners plan their tanks and avoid common mistakes. It checks fish compatibility and tank stocking levels, offering information on over 1000 fish species. You can save and share your aquarium setups.
Build a fabulous aquarium by feeding fish to earn gold and diamonds. This idle game offers an epic experience with multiple maps to explore and expand your underwater world.
Build and manage a vibrant underwater world, collecting over 70 unique fish in stunning 3D. Engage in interactive fishing, battle other fish with special attacks, and play fun minigames to earn rewards. Decorate your tank and raise legendary creatures for a relaxing aquarium adventure.
Build and manage your own idle fishing business. Catch various fish, process them, and sell products to customers to grow your empire. Expand your shop, unlock new areas, and upgrade your boats for maximum profit.
Instantly identify fish species by taking or uploading a photo. Access a vast database with detailed information and helpful tips for fish keeping. Connect with a community for shared knowledge and insights.
Create and manage your own vibrant 3D aquariums filled with a vast array of marine life. Buy, breed, and sell fish to expand your collection, customize your tanks with decorations, and enjoy realistic fish behavior and interactions.