Pro Dive vs DiveCore
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Pro Dive
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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
DiveCore
This app transforms your Apple Watch Ultra into a professional dive computer. It uses on-device AI to analyze your dives, providing insights into safety, efficiency, and consistency. Features include real-time decompression modeling, estimated dive routes, and a no-fly timer.
- Bühlmann ZHL-16C decompression model
- Real-time NDL + decompression ceiling display
- Estimated dive route visualization
- No-fly timer with Live Activity
- On-device AI dive scoring
- Dive log with iCloud sync
- Underwater color correction
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DiveCore — A real dive computer for Apple Watch Ultra DiveCore harnesses your Apple Watch Ultra's water-resistant depth sensor, compass, and accelerometer to give divers everything they need right on their wrist. It pairs with the iPhone companion app in real time and uses on-device AI to help you improve your dive patterns. [ Core Features ] Dive Computer (Apple Watch Ultra) - Bühlmann ZHL-16C with adjustable Gradient Factors - Real-time 16-tissue compartment decompression model - No-decompression limit (NDL) and decompression ceiling - Automatic safety stop countdown (3 min @ 3-6 m) - Ascent rate alarm + haptic warnings - PPO2 oxygen limit alarm - Auto water lock - HealthKit workout session integration - 30Hz smooth digital compass Freediving Mode - Depth disciplines (CWT / CWTB / FIM), static apnea (STA), dynamic apnea (DYN / DNF) - Automatic dive detection for depth, manual timer with lap entry for pool disciplines - Dive count, max depth, surface interval, heart rate, and a per-session log - A session spans many dives: surfacing starts the rest timer, and you end the session yourself - Freedive mode runs no decompression model and no gas or NDL alarms - It cannot detect shallow-water blackout. Never freedive alone, and always dive with direct, trained supervision Estimated Dive Route - Surface GPS captured at entry and exit - Underwater path estimated from compass + gyro + accelerometer + depth changes - End-of-dive drift correction using exit GPS - 3D visualization on iPhone (depth profile walls, drag-to-rotate, pinch-to-zoom) - Insights: average speed, activity level, exploration pattern, current drift estimation This is not real underwater GPS tracking. It is a sensor-fusion estimate based on the diver's magnetic heading and motion, with both endpoints corrected by surface GPS fixes. No-Fly Timer (Live Activity) - DAN/UHMS guideline tiers (12h single no-deco / 18h repetitive or multi-day / 24h decompression), never shortened by a later dive - Lock-screen + Dynamic Island countdown AI Analysis (XAI — Explainable) - 100% on-device, no external API calls - Dive score (0-100) with breakdown (Safety, Efficiency, Consistency, Condition, Depth Management) - Real-time Risk Index and automatic stress zone detection - Personal baseline learning Dive Log + Share - iCloud automatic sync across devices - Auto-recorded: water temp, gas mix, SAC, tank pressure, algorithm, no-fly time - Infographic share card, 1080x1350 - Entry/exit coordinates open in Apple Maps DiveCore Studio (Photo Editor) - Underwater color correction, depth-based red channel restoration, AI dehaze - Dive log watermark Watch Display Customization - 6 readability-tested color presets - 3 configurable bottom-card slots and MAX ring field selection iPhone Companion - Detailed dive log with depth profile chart - PADI RDP dive planner, AI report, dive site location, statistics, iCloud backup [ Required Hardware ] - Apple Watch Ultra (1st generation or later) - iPhone with iOS 18+ - iCloud account + Apple Sign-In [ Accessibility ] - VoiceOver support and Dynamic Type - 14 languages [ Subscription Terms ] - DiveCore Pro (choose one; all unlock the full feature set): - Yearly: $29.99/year (KRW 44,000) - includes a 7-day free trial for new subscribers - Monthly: $4.99/month (KRW 7,700) - no free trial - 1-Day Pass: $2.99 (KRW 3,300) - 24-hour access, non-renewing (does not auto-renew) - Local currency may apply; prices are set per storefront. - Payment is charged to your Apple ID account at confirmation of purchase - Yearly and Monthly auto-renew unless cancelled at least 24 hours before the end of the current period - If not cancelled at least 24 hours before the trial ends, you will be charged automatically - Manage or cancel your subscription anytime in your device's App Store account settings - Terms of Use (EULA): https://furyus.dev/terms
Screenshots
Verdict
The clearest difference is update cadence: DiveCore at every 6 days against Pro Dive's every 5 weeks. On price, ads, in-app purchases and device support 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. Pro Dive sells 3 in-app purchases, starting at $6.99 per month and DiveCore sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
Pro Dive ships an update every 5 weeks, DiveCore every 6 days. The most recent releases landed on September 19, 2026 and September 21, 2026 respectively.
| Parameter | Pro Dive | DiveCore |
|---|---|---|
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| Update frequency | Every 5 weeks | Every 6 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPad, Apple Watch — better | iPhone, Apple Watch |
| Requires iOS | 18.0 | 18.0 |
| Further details — not scored | ||
| Size | 32 MB | 18 MB |
| Age rating | 4+ | 12+ |
| Developer | Millennium Ltd | juseong kim |
In-app purchases
Pro Dive
- Pro Dive monthly$6.991 Month
- Pro Dive anual$59.991 Year
- Pro Dive Lifetime$139.99
DiveCore
- DiveCore Pro (Monthly)$4.991 Month
- DiveCore Pro (Yearly)7 Days trial$29.991 Year
- DiveCore Pro 1-Day Pass$2.99








