Mares App vs Digidive
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mares App
Transform your Apple Watch Ultra into a dive computer, recording dives directly on your wrist. Log scuba, freediving, and technical dives, manage dive sites, and track underwater wildlife sightings. Share your adventures with dive buddies and keep your equipment details organized.
- Apple Watch Ultra dive computer integration
- Digital dive logbook
- Dive site database and management
- Underwater wildlife tracking
- Dive buddy sharing
- Dive equipment management
- Firmware updates
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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 As soon as it is outdated, you will receive a message regarding the newest firmware to download.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, Puck Air 2, 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
Digidive
Log your underwater adventures with this comprehensive dive tracker. Record dive sites, marine life, and conditions, and plan future explorations with a wish list. Offers a free trial with optional Pro subscriptions for full history and photo uploads.
- Log dive sites, conditions, and marine life
- Track dive history
- Wish list for dream destinations
- Upload dive photos and certifications
- Free trial available
- Pro subscription for full access
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Whether you're a seasoned diver or just beginning your journey beneath the waves, our app is designed to enhance your diving experience and connect you with a community of like-minded ocean lovers. Dive in with us and explore the wonders of the sea, one dive at a time. WHO WE ARE We at Digidive are passionate scuba divers who find joy in exploring the underwater world, whether it's shallow diving with vibrant fish or delving into the depths of wrecks and caves. Our adventures have taken us to stunning locations, and our love for the ocean has only grown with each dive. OUR GOAL Recognizing the need for a comprehensive and user-friendly dive log, we set out to create an app that caters to all ocean enthusiasts—scuba divers, free divers, and snorkelers alike. Traditional paper-based dive logs have their limitations; they are difficult to search and lack the interactive features modern technology can provide. DIGIDIVE APP Our app allows you to seamlessly track your dives, capturing every detail of your underwater experiences. Log your dive sites, conditions, marine life encounters, and more, all in one easily accessible place. Beyond just recording your past adventures, our app also features a "Wish List" function, enabling you to set and keep track of your dream destinations. Our FREE trial provides basic access to all features. Then, if you like what you see, you can upgrade to see your full dive log history and to upload as many dive photos and certifications as you like. Digidive Pro ($1.99 "Full Access - Monthly" and $9.99 "Full Access - Annual") subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. Payment will be charged to iTunes Account at confirmation of purchase. Account will be charged for renewal within 24 hours prior to the end of the current period, and identify the cost of the renewal. Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that service, where applicable. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.digidive.info/privacy
Screenshots
Verdict
The clearest difference is review sentiment: Digidive at 100% against Mares App's 47%. Digidive also leads on rating (5.0 vs 4.5). Mares App's advantage is ratings volume (183 vs 33). On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Mares App sells 8 in-app purchases, starting at $2.99 per month and Digidive sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.
Digidive holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Mares App has 183 ratings behind it against 33, so its average is the more settled of the two. Written reviews point the same way: 47% of Mares App's written reviews are positive against 100% of Digidive's.
Mares App ships an update every 3 weeks, Digidive every 2 weeks. The most recent releases landed on September 30, 2026 and June 26, 2026 respectively.
| Parameter | Mares App | Digidive |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (183 ratings) | 5.0 (33 ratings) — better |
| Positive reviews | 47.5% of reviews | 100.0% of reviews — better |
| Number of ratings | 183 — better | 33 |
| Update frequency | Every 3 weeks | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, Apple Watch — better | iPhone, iPad |
| Requires iOS | 16.6 — better | 17.0 |
| Further details — not scored | ||
| Size | 247 MB | 77 MB |
| Age rating | 4+ | 4+ |
| Developer | Head Watersports S.p.A. | Digidive LLC |
Customer experience
Mares App
Digidive
In-app purchases
Mares App
- Snorkel Only$2.991 Month
- Full Featured Month (Housing Only)3 Days trial$6.991 Month
- Full Featured Month (Ultra Only)3 Days trial$6.991 Month
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- MARES Fully Featured Monthly3 Days trial$8.991 Month
- Full Featured Yearly (Housing Only)3 Days trial$49.991 Year
- Full Featured Yearly (Ultra Only)3 Days trial$49.991 Year
- MARES Fully Featured Yearly3 Days trial$69.991 Year
- MARES Fully Featured Yearly Family3 Days trial$119.991 Year
Digidive
- Full Access - Monthly$1.991 Month
- Full Access - Annual$9.991 Year









