Pro Dive
The Ultra Dive Computer
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Pro Dive transforms your Apple Watch Ultra into a full-featured dive computer.
Pro Dive continuously tracks your depth, time, ascent rate and tissue loading to keep you informed throughout every dive.
Real-Time Dive Computer
• Certified to EN13319 — the international standard for dive instruments.
• Live depth display
• No-Deco Limit (NDL)
• Decompression ceiling and Time-To-Surface (TTS) estimates
• Gradient Factors and multi gas support (Nitrox / Trimix capable engine)
• CCR support with fixed PPO2 and Bail Out modes
• Ascent-rate tracking with smart averaging
• Automatically detects submersion and starts logging
• Underwater Compass
• Indicates no fly time
Decompression Model
Built on the Bühlmann ZH-L16C model with gradient factors, Pro Dive continuously updates a full 16-compartment tissue model during your dive — just like a dedicated dive computer.
Automatic Dive Logs
Every dive is saved automatically and synced to your iPhone:
• Full dive profile graph
• Max depth, duration, start/end times
• Min/max temperature
• Location via GPS + reverse geocoding
• Notes and dive-day details
• All logs stored locally with optional cloud backup (if applicable)
Designed for Apple Watch Ultra
Pro Dive is built specifically for the Ultra’s:
• Depth and water-temperature sensors
• Bright always-on display
• Large Action Button and crown to quickly select options underwater
• Rugged dive-ready design
Offline, Reliable, and Fast
All calculations run entirely on the watch — no signal required.
Your watch keeps logging even if the iPhone is not nearby.
For Recreational and Technical Divers
Whether you’re practising buoyancy in the pool, exploring a wreck, or building up to technical training, Pro Dive provides a clean, modern interface with professional-grade dive calculations behind it.
Privacy Policy - https://www.tec-diver.eu/pro-dive-privacy-policy.html
End User License Agreement - Privacy Policy - http://www.tec-diver.eu/easy-deco-privacy-policy.html
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
iPhone app:
Dives arrive on their own, so there is no need to keep both apps open and awake
Get a notification when dives land from your watch
New status pill on the dashboard shows your watch connection at a glance. Tap it any time to sync
See how accurate each dive's GPS fix was, and where you came up
Watch app:
Much better dive locations. Your entry point is now a real GPS fix taken at the surface, and your exit point is recorded when you surface
GPS status shown on the dive screen while you are on the surface
The developer, Millennium Ltd, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Purchases
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Millennium Ltd
- Size
- 34 MB
- Category
- Sports
- Compatibility
Requires iOS 18.0 or later.
- iPhone
Requires iOS 18.0 or later. - iPad
Requires iPadOS 18.0 or later. - Mac
Requires macOS 15.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 2.0 or later. - Apple Watch
Requires watchOS 11.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Pro Dive monthly $6.99
- Pro Dive Lifetime $139.99
- Pro Dive anual $59.99
- Copyright
- © 2025 Millennium Ltd