Kalank vs Divemates
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Kalank
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Kalank is the next-generation dive logbook: record, import, book and share all your underwater activities: scuba diving, snorkeling, freediving... YOUR LOGBOOK, ALWAYS UP TO DATE Log every dive in seconds: location, depth, duration, conditions, gear… Your dives are numbered, organized and available anytime, even offline on the boat. IMPORT FROM YOUR DIVE COMPUTER Connect your dive computer via Bluetooth or import a file: your dives land in your logbook automatically, with all their data. No more manual entry. BOOK YOUR DIVES IN A FEW TAPS Find a dive center, pick your trip, course or gear, and book directly from the app — for yourself or for someone else. CATALOG YOUR SIGHTINGS Fish, turtles, nudibranchs… Record the species you encounter on every dive and build your own underwater encyclopedia. SHARE YOUR ADVENTURES Find your dive buddies, follow their trips and keep your passion alive beyond the water. Whether you're a beginner in training or an experienced diver, Kalank is with you before, during and after every dive. Download Kalank and dive into the adventure.
Divemates
Log your dives, discover marine life, and find dive sites worldwide. This app helps you track your dive history, collect creature sightings, and connect with dive buddies and shops. It works offline and syncs your data when you're back online.
- Log every dive with detailed metrics
- Collect and catalog marine life sightings
- Discover 10,000+ dive sites
- Find dive shops and guides
- Connect with dive buddies
- Offline functionality
- Import existing dive logs
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Your whole dive life, in one place. Log every dive. Collect the marine life you spot. Discover 10,000+ dive sites; the conditions, the creatures, and the crew who know them. Never dive alone. Divemates is the all-in-one app for divers: a beautiful logbook, a collectible marine-life catalog, a map of the world's dive sites and shops, and the buddies you'll dive them with. — LOG EVERY DIVE — A gorgeous logbook that takes seconds to fill. • Depth profile, bottom time, and max depth • Conditions: visibility, temperature, current, surge • Gear, gas mix, weights, and suit • Buddies, photos, and notes from the dive • Watch it all add up in your Dive Passport: dives, bottom time, max depth, countries — BRING YOUR WHOLE HISTORY — Already have hundreds of dives? Start with all of them. • Import your logbook from a dive computer export or another dive app • UDDF, DL7, FIT, CSV, JSON, XML, and logbook database files • Every dive arrives as a draft you review before it joins your logbook • Sites matched and duplicates caught, so nothing is logged twice • Connect your Suunto account and new dives sync in on their own • Apple Watch Ultra dives sync straight in through Apple Health — COLLECT THE OCEAN — Spot a creature, log it, and grow your catalog. • A living catalog built on real marine science • Rarity tiers, chase the ones most divers never see • Depth, danger, behavior, and the story of every species • Your sightings, mapped over time — DISCOVER WHERE TO DIVE — 10,000+ dive sites at your fingertips. • Ratings, typical depth, and live conditions • The species divers actually report seeing there • Shore or boat, beginner or advanced • Save sites and plan your next trip — SHOPS & GUIDES — Find the crew that runs your next dive. • Discover dive shops, instructors, and guides • Sort by rating, location, and the sites they know best • Find the pros who fit your next trip — DIVE WITH YOUR MATES — The best part of diving is who you meet. • Add the friends and buddies you dive with • Follow them and see their latest dives • Stay in the loop on what your crew is logging and spotting • Your dive mates, always with you — ALWAYS WITH YOU, EVEN OFFLINE — Diving happens where there's no signal. Divemates is built for it. • Log every dive fully offline; it all syncs when you're back • Keep every certification and your dive insurance in your Diver Vault • Carry a digital dive card with your certs and cover on it, ready for any shop to scan • Add it to Apple Wallet so it is one tap away and always up to date • Jump right in with Home Screen widgets, Siri, and Spotlight Every dive, remembered. Every creature, collected. Every site, discovered. Download Divemates, and never dive alone.
Screenshots
Verdict
The clearest difference is update cadence: Divemates at every 2 days against Kalank's every 3 weeks. Kalank's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, 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. Neither carries in-app purchases, so what you see is what you pay.
Kalank ships an update every 3 weeks, Divemates every 2 days. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.
| Parameter | Kalank | Divemates |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (2 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Every 3 weeks | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 5 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | Andrea Esposito | Divemates LLC |
In-app purchases
Kalank
No in-app purchases
Divemates
No in-app purchases









