Comparison

Freediving.studio vs NNERB Staff

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

Head to head
About

Freediving.studio

Log and analyze your freediving sessions with detailed metrics like depth, speed, and heart rate. Track personal bests, train with guided breath-holds, and overlay dive stats onto your videos. This tool helps you understand your performance and progress safely.

Highlights
  • Import dive data from smartwatches
  • Detailed dive metric analysis
  • Personal best and progress tracking
  • Guided breath-hold training
  • Video overlay with dive stats
  • Organized logbook with notes and sites
Features
Read full description

The freediver's logbook, coach and studio — the same account as freediving.studio on the web. IMPORT & LOG • Import .FIT files from Garmin and Suunto dive watches • Apple Watch Ultra: import the dives it records straight from Apple Health • Every dive charted: depth, speed, heart rate and temperature, sample by sample • Notes, dive sites, disciplines and favourites — your logbook, organised ANALYSE LIKE A COACH • Descent/ascent speed analysis with adjustable smoothing • Stroke detection with tunable sensitivity • Compare dives, measure any segment, inspect any moment • Automatic dive insights — computed on your device from your own dives TRACK PROGRESS • Personal bests and trends across every discipline • Depth, time and distance progress at a glance TRAIN • CO₂ and O₂ tables built from your max static hold • Guided breath-hold player with clear phase cues • Live heart rate from a Bluetooth strap, or AirPods/Apple Watch via Apple Health (PRO) • Dry static training only — always follow proper safety practice FILM IT • Overlay real dive stats on your footage — depth ticking, heart rate, speed • Multi-clip timeline with trims, fades and a draggable overlay • Export and share Freediving is dangerous. This app is a record-keeping and analysis tool, not a safety device. Never dive alone. Optional PRO subscription (auto-renews monthly, cancel anytime): Terms of Use: https://www.freediving.studio/terms Privacy Policy: https://www.freediving.studio/privacy

About

NNERB Staff

Read full description

nnerb Staff is the companion app for coaches, instructors and facility staff who use the nnerb platform. Take the register from your phone wherever the session is happening, record what each learner achieved, and keep the day's schedule in your pocket. WHAT YOU CAN DO Take attendance fast Open today's classes, mark everyone present or absent in a few taps, and see at a glance which sessions are still outstanding. A reminder on the home screen tells you when a past class has not been recorded yet. See your schedule Your teaching day, by staff member or by programme, with the participants for each session listed. Record progress Log the skills and levels each learner achieves, so families can follow their progress between sessions. Stay in touch Messages from parents and announcements from your facility, in one place. WHO IT IS FOR nnerb Staff is for people who work at a sports club, swim school or academy that uses the nnerb platform. Accounts are created by the business owner or administrator — there is no signup in the app. Owners see everything; other staff see the tools their role has been granted. PRIVACY The app collects only what it needs to work: your name and email so your business can identify you, and the attendance, progress and message records you create. The app also collects limited screen interactions and diagnostics through Lledac to improve reliability and usability. Analytics excludes message content and business records. Data is not used for advertising or cross-app tracking.

Screenshots

Freediving.studio4 screens
NNERB Staff3 screens

Verdict

The call

The clearest difference is in-app purchases: NNERB Staff at none against Freediving.studio's 2. NNERB Staff also leads on iOS requirement (15.0 vs 17.0). On price, 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

Both are free to download. Freediving.studio sells 2 in-app purchases, starting at $3.99 per month. NNERB Staff asks for nothing beyond the download.

UpkeepUpdate frequency

Freediving.studio ships an update every 5 days, NNERB Staff every 3 days. The most recent releases landed on October 6, 2026 and October 15, 2026 respectively.

Scorecard2 real differences · 6 level
Freediving.studio versus NNERB Staff: the parameters behind the verdict, then further details
ParameterFreediving.studioNNERB Staff
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyEvery 5 daysEvery 3 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium—
DevicesiPhoneiPhone, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size17 MB25 MB
Age rating4+4+
DeveloperPixelated LimitedActivate Sports Management Ltd

In-app purchases

2 purchases

Freediving.studio

Subscriptions2
  • PRO Monthly$3.991 Month
  • All PRO features — 12 months for 10$39.991 Year
None

NNERB Staff

No in-app purchases

Questions

Is Freediving.studio free?
Freediving.studio is free to download, with in-app purchases available.
Is NNERB Staff free?
NNERB Staff is free to download, with no in-app purchases.
Do Freediving.studio or NNERB Staff have ads?
Neither Freediving.studio nor NNERB Staff shows ads.
Which is updated more often, Freediving.studio or NNERB Staff?
Freediving.studio ships an update every 5 days, and NNERB Staff every 3 days. Most recently, Freediving.studio was updated on October 6, 2026 and NNERB Staff on October 15, 2026.

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