Mares App
Sports
Free · In-App Purchases · Designed for iPad
NEW FEATURES
Auto-Select Dive Site - Logs your dive site using GPS from our database of more than 10,000 dive sites
Air Dive Mode – Quick and easy dive mode selection
APPLE WATCH ULTRA DIVE COMPUTER
Transform your Ultra into a dive computer. Record dives directly on your wrist and sync automatically to the Mares App. (In-app purchase required.)
DIGITAL LOGBOOK: Log your Scuba, Freediving, Extended Range and Rebreather (SCR/CCR) dives in seconds via Bluetooth. Easily share your dives via QR code. Add new dives with your device’s GPS and download your dives from selected dive computers (1*).
DIVE SITES: With the help of the Mares dive site database, you can immediately assign a dive site to your logged dives. You can also add your own private dive sites and share them with your dive buddies using a QR code. You can download your dive data directly from selected Mares dive computers .
WILDLIFE: A variety of local wildlife is already stored in the app for individual dive sites. This means you can immediately assign the highlights of your underwater encounters to your logged dives. Your sightings are displayed on your personal world map.
DIVE BUDDIES: Easily add your dive buddies via QR code or manually in the app. Share your best dives and most exciting animal encounters with friends using the Mares app.
STATISTICS: All your dives and data can be seen at a glance, including your longest or deepest dive, your average dive time and more!
DIGITAL EQUIPMENT: Store important dive equipment details, including serial numbers, photos and invoices. Enter maintenance dates and keep track of when your equipment needs to be serviced.
NEWS AND VIDEOS: Stay up-to-date with all the latest news and videos from the world of water sports and diving.
FIRMWARE: When you connect your dive computer to the app, you will be able to confirm if you have the latest firmware. As soon as it is outdated, you will receive a message regarding the newest firmware to download.
TABLES: Here you will find useful information such as decompression tables and emergency scenarios.
1* Currently available for MARES Sirius, Sirius L, Sirius Hunter, Horizon, Genius, Quad CI, Quad 2, Quad Air, Quad, Puck 4, Puck Pro EZ, Puck lite, Puck Pro, Puck Pro Plus, Smart, Smart Apnea, Smart Air
Terms of Use (EULA) Mares App for Apple Watch Ultra: https://my.divessi.com/published/viewhls/awu_terms_v1/2
Ratings & Reviews
This app has not received enough ratings or reviews to display an overview.
NEW FEATURES;
• Auto-Select & Sync your Dive Site – The app automatically logs the nearest dive site using the Ultra watch GPS and our extensive database of more than 10,000 verified dive sites from SSI.
• Air Dive Mode – For quicker and easier selection of your dive mode.
IMPROVEMENTS & BUG FIXES;
• Extended Surface Interval – Option to increase your surface interval to 45 minutes, for extended time on the surface before resuming the dive.
• Bottom Timer Indicator in the dive log – So you can quickly see your dive mode in the log book summary.
• Correct Ultra Model Displayed – Your specific Apple Watch Ultra model is now shown in the logbook.
• Clearer messaging when multiple issues prevent a dive start.
• More precise notifications when the bottom timer is activated.
• Logbook now respects the maximum supported sensor depth.
• Correct GF End value is shown on the logbook summary after the dive ends.
• Complications correctly refresh when switching dive modes on the phone.
• Fixed a rare issue where the app closed during a dive when removing the dive lock after pre-dive.
• Resolved dive-time lag on long dives with Apple Watch Ultra 1.
• Improved handling when water lock is removed in the pre-dive state.
The developer, Head Watersports S.p.A., 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 Linked to You
The following data may be collected and linked to your identity:
- Identifiers
- Usage Data
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Location
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Provider
- Head Watersports S.p.A.
- Size
- 271.2 MB
- Category
- Sports
- Compatibility
Requires iOS 15.6 or later.
- iPhone
Requires iOS 15.6 or later. - iPad
Requires iPadOS 15.6 or later. - iPod touch
Requires iOS 15.6 or later. - Mac
Requires macOS 12.5 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later. - Apple Watch
Requires watchOS 10.0 or later.
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- MARES Dive App Yearly USD 79.99
- MARES Dive App Monthly USD 9.99
- Copyright
- © 2025 HEAD Watersports S.p.A.