Comparison

UpMeter vs DiveCore

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

UpMeter

Features
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UpMeter – Die präzise Höhenmesser App für Apple Watch Behalte deine Höhenmeter immer im Blick! UpMeter ist der spezialisierte Begleiter für Wanderer, Bergsteiger und Outdoor-Enthusiasten, direkt auf deiner Apple Watch. Die wichtigsten Funktionen im Überblick: Echtzeit-Dashboard: Anzeige deiner aktuellen absoluten Höhe über dem Meeresspiegel (NN) mittels präziser GPS-Daten. Aktivitäts-Tracking: Zeichne deine Touren auf! Erfasse Laufzeit, Distanz und den exakten barometrischen Aufstieg. Dank Health-Integration funktioniert das Tracking zuverlässig im Hintergrund und schont den Akku. Detaillierte Historie: Analysiere deine vergangenen Wanderungen mit Start-/Endzeiten, Gesamtdauer und einem visuellen Höhendiagramm deiner Performance. Vollständige Personalisierung: Wähle zwischen Metern (m) und Fuß (ft), Deutsch oder Englisch und gestalte das Design mit deiner Lieblings-Akzentfarbe. Privatsphäre an erster Stelle: Keine Datenerhebung, kein Tracking, keine Werbung. Deine Touren bleiben lokal auf deiner Uhr. Warum UpMeter? Die App nutzt das integrierte Barometer der Apple Watch für höchstmögliche Präzision beim Aufstieg und ist für maximale Effizienz optimiert (Always-On Support). Hinweis: Erfordert beim ersten Start die Freigabe von HealthKit und Standortdaten für die volle Funktionalität. Jetzt UpMeter laden und den nächsten Gipfel stürmen!

About

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.

Highlights
  • 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
Features
Read full description

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

DiveCore4 screens

Verdict

The call

The clearest difference is price: DiveCore at Free against UpMeter's $0.99. UpMeter's advantage is in-app purchases (none vs 3) and iOS requirement (13.0 vs 18.0). On update cadence, ads 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

CostPrice · In-app purchases · Ads · Monetization

DiveCore is free to download; UpMeter costs $0.99 up front. DiveCore sells 3 in-app purchases, starting at $4.99 per month. UpMeter asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 6 days. Both last shipped on September 21, 2026.

Scorecard3 real differences · 5 level
UpMeter versus DiveCore: the parameters behind the verdict, then further details
ParameterUpMeterDiveCore
Price$0.99Free — better
Positive reviews—100.0% of reviews
Update frequencyEvery 6 daysEvery 6 days
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPod, Apple Watch — betteriPhone, Apple Watch
Requires iOS13.0 — better18.0
Further details — not scored
Size1 MB18 MB
Age rating4+12+
DeveloperHelge Muellerjuseong kim

In-app purchases

None

UpMeter

No in-app purchases

3 purchases

DiveCore

Subscriptions2
  • DiveCore Pro (Monthly)$4.991 Month
  • DiveCore Pro (Yearly)7 Days trial$29.991 Year
One-time1
  • DiveCore Pro 1-Day Pass$2.99

Questions

Is UpMeter free?
UpMeter costs $0.99, with no in-app purchases.
Is DiveCore free?
DiveCore is free to download, with in-app purchases available.
Do UpMeter or DiveCore have ads?
Neither UpMeter nor DiveCore shows ads.
Which is updated more often, UpMeter or DiveCore?
UpMeter ships an update every 6 days, and DiveCore every 6 days. Most recently, UpMeter was updated on September 21, 2026 and DiveCore on September 21, 2026.

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