243+ iOS apps & games curated and reviewed
Out of 243+ underwater games kids on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.6★ (41K) | Yes | Yes | Aug 2026 |
| 2 |  | Free | 4.4★ (7.6K) | Yes | Yes | Aug 2026 |
| 3 |  | Free | 4.7★ (1.8K) | No | Yes | Aug 2026 |
| 4 |  | Free | 4.6★ (1.1M) | No | Yes | Aug 2026 |
| 5 |  | Free | 3.0★ (2) | No | No | May 2026 |
| 6 |  | Free | 4.8★ (124) | Yes | No | Aug 2026 |
| 7 |  | Free | 4.5★ (2) | No | Yes | May 2026 |
| 8 |  | Free | 5.0★ (2) | No | Yes | Aug 2026 |
Control a submarine to perform flips and gain speed for epic jumps out of the water. Collect coins to upgrade your vessel, explore underwater areas, and aim for the vastness of space in this addictive adventure.
Experience life as a shark in this ocean survival game. Hunt various sea creatures and unsuspecting humans to satisfy your hunger and complete thrilling missions in a deep-sea environment. Customize your shark and enjoy stunning animations.
Explore a vibrant underwater world as a mermaid princess. Engage in exciting water games, dress-up, and interactive play across various themed locations like a hospital, supermarket, and salon. Designed for imaginative young explorers.
Engage in a captivating match-3 puzzle adventure to design and decorate unique underwater aquariums. Collect adorable fish and pets while exploring thousands of levels and participating in exciting in-game events.
Control a mighty shark in an action-packed underwater adventure. Avoid enemies, collect coins and diamonds, and use special power-ups to rule the sea. Features retro 8-bit graphics and challenging gameplay.
Embark on a casual idle fishing adventure in the ocean. Tap to cast your line, collect diverse underwater creatures, and discover surprising treasures. Enjoy a fun and relaxing fishing journey.
An engaging underwater puzzle game designed for young children aged 1-4. It features 12 interactive puzzles with sea and ocean animals, animations, and sounds to bring the aquatic world to life. The first three puzzles are free, with additional content available via a one-time purchase.
Explore the ocean's depths with engaging jigsaw puzzles. This educational game introduces children to various sea animals through fun and interactive gameplay, enhanced by beautiful graphics and realistic underwater sounds.
Care for a vibrant ocean reef and collect hundreds of sea creatures. Discover new species, learn facts about marine life, and decorate your sanctuary. Participate in special events and connect with friends to build thriving underwater worlds.
Embark on an educational adventure exploring diverse natural environments and learning about 30 different animals. Kids can act as scientists, photograph wildlife, and solve puzzles, all within a safe, ad-free environment.
Test your observation skills in this underwater-themed hidden object adventure game. Find all the hidden items across 10 challenging levels, with hints available for assistance. Compete with friends and enjoy a mind-testing experience for all ages.
Experience life as a shark, swimming the ocean and hunting for food. Defend yourself with poison attacks against warships and avoid other large sharks. Survive the underwater world in this thrilling simulator.
Explore the ocean depths in an exciting underwater adventure. Discover marine life, shipwrecks, and hidden treasures while piloting a submarine. This game combines learning with fun for young explorers.
Become a predator in a vibrant underwater world. Hunt for smaller fish to grow and survive, while avoiding larger predators. Experience a relaxing yet engaging fishing adventure.
Embark on an ocean voyage to explore physics concepts through pirate adventures. This game offers over 40 levels of puzzles designed for young learners, introducing scientific principles in a fun and engaging way. It features unique gameplay modes and a child-friendly design for toddlers and preschoolers.
Embark on thrilling maritime rescue missions with unique patrol boats. Save stranded dinosaurs from fires and sea creatures while collecting treasures. This engaging adventure stimulates young minds with interactive storylines.
Engage in a casual diving game where you control a character's jumps and somersaults to achieve perfect water entries. Master the rhythm of charging and flipping to earn high scores and rewards across increasingly challenging levels and diverse scenes.
A multilingual peekaboo game for infants and toddlers featuring animated sea animals. Children can tap the screen to reveal friendly creatures and learn their names and sounds in up to five languages. Designed for little fingers on various devices.
Navigate an underwater world, dodging submarines and collecting coins. Grab power-ups to boost your flight and unlock new environments in this action-packed jumping game. Compete for high scores on global leaderboards.
Dive into a vibrant underwater arena and battle other fish. Grow by consuming smaller opponents to become the ultimate survivor in this competitive aquatic world. Can you outlast everyone else?