Access a comprehensive list of underwater hand signals for safe scuba diving communication. Includes a quiz feature to test your knowledge of signals recognized by major training agencies.






192+ iOS apps & games curated and reviewed
Out of 192+ scuba dive signals apps and games on iOS, 19 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 | 5.0★ (3) | No | No | May 2026 | |
| 2 | $2.99 | 4.0★ (5) | No | No | Jul 2026 | |
| 3 | Free | 4.4★ (4.4K) | Yes | Yes | Jul 2026 | |
| 4 | Free | 4.5★ (292) | No | Yes | Jul 2026 | |
| 5 | Free | 4.7★ (10) | Yes | Yes | Jul 2026 | |
| 6 | Free | 4.9★ (850) | Yes | No | Jul 2026 | |
| 7 | Free | 4.6★ (23) | No | Yes | Jul 2026 | |
| 8 | Free | 4.0★ (19) | No | No | May 2026 |






Access a comprehensive list of underwater hand signals for safe scuba diving communication. Includes a quiz feature to test your knowledge of signals recognized by major training agencies.





Master underwater communication with a comprehensive guide to over 240 scuba diving hand signals. Learn common, emergency, and wildlife signals with illustrations and animal facts. Track your progress and test your knowledge with an integrated quiz.






Transform your Apple Watch Ultra into a comprehensive dive computer for scuba, freediving, and snorkeling. Explore new locations with heatmaps, track your routes, organize underwater media, and share your adventures securely. Plan dives, monitor real-time data, and stay safe with advanced algorithms.


This app digitizes scuba diving logs, replacing traditional paper books. It allows divers to record detailed information about each dive, including photos, videos, and equipment, with both free and premium features available.


This app transforms your Apple Watch into a comprehensive dive computer for scuba, freediving, and snorkeling. It offers AI-powered color correction for underwater photos and videos, advanced freediving training tools, and a community for connecting with other divers.


Access digital training materials, certifications, and a digital logbook for various diving disciplines. Track dive progress, manage gear, and earn ratings. Connect with dive centers and stay updated on industry news and events.


Easily record your scuba dives with an unlimited logbook. Track dive sites, conditions, equipment, and personal notes. Connect with dive partners and view comprehensive statistics.


This app serves as a digital logbook for scuba divers, allowing users to record their dives with a visually appealing, customizable interface. It supports unlimited photo and video attachments, cloud backup, and easy sharing of dive logs.


This app helps divers log, track, and share their underwater experiences. It offers integration with dive computers, personalized settings, and a community forum for connecting with other divers.


Easily track and record your underwater adventures with detailed digital dive logs. This app simplifies dive data management, making it fun and safe for enthusiasts of all levels. Connect with a global community of divers and share your experiences.


Log your scuba dives in the cloud and connect with a global community of divers. Automatically correct underwater photos, discover new dive sites, and contribute to citizen science projects. Share your adventures and plan future explorations.


Access the latest diving news and a monthly roundup of past articles for free. Subscribers unlock a vast archive of content dating back to 2010, including digital magazine issues with stunning photography and in-depth articles.


This app assists divers in planning and executing dives according to Navy Dive Manual guidelines. It offers features for detailed dive planning, real-time tracking, and digital logbook storage. Educational resources are also included to enhance diver knowledge.


Identify marine life with AI-powered photo recognition and explore detailed species information. Log your dives with comprehensive data, track conditions, equipment, and sightings. Organize your discoveries into personal collections and access information offline.


This app serves as a comprehensive diving companion, allowing users to log dives, manage digital certifications, update personal profiles, and find dive centers and instructors globally. It also provides access to exclusive content from multiple diving agencies.


Experience thrilling dives from various heights into water. Master perfect entries, perform backflips, and aim for depth in this challenging simulation.


This app is a comprehensive, open-source dive log for recreational and technical divers. It allows users to track unlimited dives, manage gear, analyze trends, and export data. The app offers dive computer integration, advanced profile analysis, and detailed logging for various dive types and conditions.


Experience underwater adventures with this hunting game. Engage in shark hunting, explore marine life while scuba diving, or take control of a shark to evade spear hunters. It's a deep-sea simulation for fishing enthusiasts.




This app allows divers to digitally log and manage all aspects of their underwater adventures. Track dive details, gear, buddies, and locations. Sync data with dive computers and cloud backups, and share your experiences.