Scuba Exam
Best for: Refreshing knowledge
Platforms: iOS, Android
Price: $4.99
Scuba Exam allows users to brush up on dive theory indeed after a long break from diving or before the Open Water Diver theory exam. It features a selection of quizzes that test your knowledge of dive theory, definitions, dive tables, and many more.
DIVE Magazine
Best for: Diving news and features
Platforms: iOS, Android
Price: Free
Established more than 15 years ago, DIVE Magazine is one of the world’s leading magazines about scuba diving. It is most famous for engaging writing and first-class design, stunning photography. It is available for free via the app.

MarineDebrisTracker
Best for: The eco-conscious diver
Platforms: iOS, Android
Price: Free
MarineDebrisTrackerallows you to log the location of marine debris that is found in the water or on coastlines. The app is a product that is made by the NOAA Marine Debris Program cooperating with the Southeast Atlantic Marine Debris Initiative out of the Georgia College of Engineering.
Real Tides
Best for: Checking tides and currents
Platforms: iOS
Price: $4.99
Real Tides is an app that helps divers be able to calculate the tide at any date and time GPS location in the world without having to work out longitudes, latitudes, or zip codes.
TripWhistle Global SOS
Best for: Emergencies
Platforms: iOS
Price: Free
There are around 200 countries in the world with over 70 different emergency numbers between them. TripWhistle Global SOS gives users easy access to local emergency numbers, enables them to make calls from within the app, as well as displays their location on screen so they can relay it to first responders.
V-Planner
Best for: The hardcore technical diver
Platforms: iOS, Android
Price: $44.99
In some ways, V-Planner is the mother of all scuba diving apps since it is a dive decompression calculator for technical scuba divers. It includes both VPM-B and VPM-B/E model versions. Planning methods features both OC and Closed Circuit Rebreather.