246+ iOS apps & games curated and reviewed
The best marine life apps and games on iPhone average 4.6★ across 246+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 5.0★ (18) | No | No | Aug 2026 |
| 2 |  | Free | 4.6★ (51) | No | Yes | Aug 2026 |
| 3 |  | Free | — | No | No | Aug 2026 |
| 4 |  | Free | — | No | No | May 2026 |
| 5 |  | $0.99 | 4.9★ (43) | No | No | May 2026 |
| 6 |  | Free | 4.5★ (24K) | Yes | Yes | Sep 2026 |
| 7 |  | Free | 5.0★ (4) | No | Yes | Aug 2026 |
| 8 |  | Free | 4.1★ (9) | No | Yes | May 2026 |
Explore the diverse underwater ecosystem of the Galápagos with this free digital field guide. Featuring detailed profiles of marine life curated by scientists and illustrated by experts, it's an essential offline companion for learning about this unique region.
Master marine biology with engaging quizzes covering a wide range of topics, from oceanography to conservation. This app is designed for students, professionals, and enthusiasts looking to expand their knowledge of marine life and ecosystems.
Discover over 1,000 marine species from various oceans with detailed profiles. Search and filter species by name, color, shape, or habitat. Learn about their behavior, morphology, and natural environment.
Discover a collection of adorable marine life stickers, featuring sharks, squids, and sea slugs. Find animated versions and GIFs on social media platforms.
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.
Easily identify and learn about over 2,500 marine species with this intuitive app. Track your sightings, build a bucket list, and upload photos. Connect with a community of experts for identification and discussion, with offline access available.
This app serves as a comprehensive personal study guide for marine biology. It offers a dictionary of terms with definitions, flashcards, visual explanations, and a powerful search function. Additionally, it includes 146 video lessons and a detailed textbook covering major topics.
Decorate your messages with adorable, colorful marine creatures. This sticker pack features unique mochi-inspired designs of various sea life, adding a sweet and playful touch to your conversations.
Identify over 360 New Zealand coastal marine species with this field guide. It features stunning imagery, detailed biology, and identification characteristics for mammals, birds, fish, and more. Perfect for educational purposes or outdoor adventures.
Log your underwater encounters with marine life. Discover detailed 3D cards of species, track your sightings in a personal logbook, and earn achievements for your explorations. Learn about the ocean and celebrate your connection with the sea.
Embark on a survival fishing adventure on a beautiful, mysterious island after a plane crash. Explore the sea, catch diverse fish, cook meals, and customize your island home. Enjoy real-time sunsets and relaxing wave sounds.
Identify marine life encountered while scuba diving or snorkeling. This app provides a comprehensive guide to fish, invertebrates, and corals found in tropical reef ecosystems.
Log every marine creature encountered during dives and snorkeling trips. Build a personal collection, explore a global marine life catalog, and plan future underwater adventures. Compete on leaderboards and celebrate new species discoveries.