Comparison

NK Logbook vs PocketCox

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

Head to head
About

NK Logbook

This app pairs with compatible GPS devices to import, review, and analyze session data. It also streams live performance measurements for coaches and spectators, offering real-time insights into rowing performance and location.

Highlights
  • Import session data from compatible devices
  • Review and analyze boat metrics and stroke profile
  • Stream live performance measurements
  • Real-time location tracking for safety and spectator viewing
  • Team management for coaches and athletes
  • Compare live data from multiple boats
Features
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NK LiNK Logbook pairs with your CoxBox GPS & SpeedCoach GPS/SUP/OC with Training Pack to (1) import session data for review and analysis and (2) stream live performance measurements to NK's public online viewer at logbook.nksports.com. QUICK AND EASY TO STORE SESSION DATA Pair with your NK device using Data LiNK mode to import session memory to your secure account. REVIEW AND ANALYZE SESSION PERFORMANCE Quickly find and select sessions from the calendar view. Review your course overlayed on a map. Check boat metrics for any or all of the session. Get a clear understanding of your rowing style by viewing your stroke profile. QUICK AND EASY TO STREAM LIVE DATA Pair with your NK device using Live Stream mode. Keep the paired phone and NK device together on the water while training or racing. SAFETY ON THE WATER Coaches, family, friends and spectators can view your location on the map viewer. Just scan the map viewer or boat list to locate any streaming boat. TEAM SUBSCRIPTIONS Assign Coaches and Athletes to your team for easy data sharing Privately stream live performance data to your assigned team coaches Simultaneously compare live streaming data from multiple boats ESSENTIAL COACHING TOOL Coaches can view real-time location and performance measurements during workouts in order to provide more effective feedback. All performance measurements in the NK device are available in the live viewer, so coaches can select which measurements to monitor during each session. IMPROVED SPECTATOR EXPERIENCE Spectators and coaches can view real-time position and performance measurements during an event (please check with the regatta officials regarding the legality of cell phone use during a race). With all entries streaming their data, spectators can see who's ahead by how much - all in real-time! REQUIREMENTS - Compatible with CoxBox GPS, with firmware version 1.00 or higher. - Compatible with SpeedCoach GPS 2, SpeedCoach SUP 2 and SpeedCoach OC 2. Training Pack is required, with firmware version 2.19 or higher. - Mobile device must have Bluetooth 4.3 or higher, and must have Bluetooth peripheral service. - Mobile device must have cellular service. - Mobile device must have iOS 10.0 or higher (iPad 4 and higher/ iPhone 5 or 5c and higher)

About

PocketCox

This app uses your Apple Watch to monitor on-water rowing performance, providing detailed metrics like stroke rate, speed, and heart rate. Analyze your sessions with graphs and share them across popular platforms. It's designed for rowers of all levels aiming to improve their training.

Highlights
  • On-water rowing workout tracking
  • Comprehensive performance metrics
  • Workout segmentation
  • Automatic workout pause
  • Detailed session analysis on iPhone
  • Workout sharing to Strava and others
  • Secure data storage in Apple Health
Features
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PocketCox is the most advanced rowing performance monitor for your wrist. It leverages the high-end sensors in your Apple Watch to track your on-water rowing workouts, and delivers you with comprehensive data, helping you elevate your training without the need for a dedicated device. PocketCox is the perfect tool for both amateurs and professional rowers looking to improve their performance on the water. TRACKED METRICS • Stroke Rate • Speed / Split • Distance • Number of Strokes • Recovery-Drive Ratio • Heart Rate • Calories Burned FEATURES • Record rowing workouts with your Apple Watch. • Easy-to-read design optimized for legibility on the water. • Break down your workout into individual segments. • Workout gets automatically paused if you stop taking strokes. • Review and analyze your rowing sessions on your iPhone with detailed graphs showing split, stroke rate, ratio and hear rate. • Share your workouts effortlessly on Strava, Concept2 Logbook, TrainingPeaks, Rowsandall.com, and Intervals.icu. • All data is stored securely and privately in Apple Health and iCloud. --- PocketCox requires an Apple Watch running watchOS 10.0 or later. --- Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://pocketcox.com/privacy

Screenshots

NK Logbook4 screens
PocketCox4 screens

Verdict

The call

The clearest difference is rating: PocketCox at 4.9 against NK Logbook's 3.8. PocketCox also leads on update cadence (every 4 weeks vs every 4 months) and review sentiment (83% vs 63%). NK Logbook's advantage is iOS requirement (15.0 vs 17.0). On price, ratings volume, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. NK Logbook sells 4 in-app purchases, starting at $9.99 per month and PocketCox sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

PocketCox holds the better App Store score, 4.9 against 3.8. Both are backed by a comparable volume of ratings — 12 and 28 respectively. Written reviews point the same way: 63% of NK Logbook's written reviews are positive against 83% of PocketCox's.

UpkeepUpdate frequency

NK Logbook ships an update every 4 months, PocketCox every 4 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

Scorecard4 real differences · 6 level
NK Logbook versus PocketCox: the parameters behind the verdict, then further details
ParameterNK LogbookPocketCox
PriceFreeFree
Rating3.8 (12 ratings)4.9 (28 ratings) — better
Positive reviews62.5% of reviews83.3% of reviews — better
Number of ratings1228 — better
Update frequencyEvery 4 monthsEvery 4 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS15.0 — better17.0
Further details — not scored
Size57 MB34 MB
Age rating4+4+
DeveloperNielsen-Kellerman Co.Nicolas Camenisch

Customer experience

NK Logbook

All ratings12 ratings
Positive66.7%
Neutral8.3%
Negative25.0%
Written reviews8 reviews
Positive62.5%
Neutral0.0%
Negative37.5%

PocketCox

All ratings28 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews12 reviews
Positive83.3%
Neutral8.3%
Negative8.3%

In-app purchases

4 purchases

NK Logbook

Subscriptions4
  • Monthly Coach Subscription14 Days trial$9.991 Month
  • Monthly Team Subscription14 Days trial$74.991 Month
  • Annual Coach Subscription14 Days trial$99.991 Year
Show 1 more
  • Team Yearly Subscription14 Days trial$749.991 Year
2 purchases

PocketCox

Subscriptions2
  • PocketCox Pro3 Days trial$1.991 Month
  • PocketCox Pro14 Days trial$12.991 Year

Questions

Is NK Logbook free?
NK Logbook is free to download, with in-app purchases available.
Is PocketCox free?
PocketCox is free to download, with in-app purchases available.
Which has better reviews, NK Logbook or PocketCox?
PocketCox is rated higher. NK Logbook averages 3.8 out of 5 from 12 ratings, while PocketCox averages 4.9 from 28 ratings.
Do NK Logbook or PocketCox have ads?
Neither NK Logbook nor PocketCox shows ads.
Which is updated more often, NK Logbook or PocketCox?
NK Logbook ships an update every 4 months, and PocketCox every 4 weeks. Most recently, NK Logbook was updated on October 25, 2026 and PocketCox on October 24, 2026.

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