Comparison

PocketCox vs LEFT

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

Head to head
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
Read full description

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

About

LEFT

Features
Read full description

The calorie tracker. Reinvented. We looked at every nutrition app on the market and noticed the same problem: They are digital clutter. They force you to work for them—scrolling through endless databases, guessing portions, and managing messy interfaces. We didn't just build a better tracker. We deconstructed the entire experience and built the only one that actually works. Welcome to LEFT. DESIGNED FOR CLARITY Open the app and you see exactly what matters: The Ring. No noise, no distractions. Just a radically simple visual of what you have LEFT for the day. It is designed to be invisible—it gives you the answer you need instantly, so you can get back to living. INTELLIGENCE, NOT GUESSWORK Photos are a gimmick. A camera sees a salad; it doesn't see the three tablespoons of olive oil hidden at the bottom. That’s a margin of error you can't afford. LEFT uses a text-first AI engine. You type "Cheeseburger and a latte," and we understand the chemistry of that meal better than a photo ever could. It is precision, simplified. GHOST ESTIMATES: ADAPTIVE PRECISION We built an AI that thinks with you. If you enter something vague like "Pasta," our Ghost Engine wakes up. It doesn't nag you; it intelligently queries you—maximum 3 distinct questions—to dial in the exact macros. Don't care? Skip it. You are always in control. ZERO FRICTION Conversational Logging: Type like you speak. "3 eggs, avocado toast, black coffee." Done. Blazing Fast: Offline-first architecture means zero latency. Log in a subway tunnel or on an airplane. It just works. Smart Hydration: We track water from every source, including your food. Biology is complex; your tracker shouldn't be. Stop entering data. Start tracking progress. Download LEFT. It’s the closest thing to magic you’ll find in the Health & Fitness category. Free Features: Log meals Calorie tracking Premium Features: Advanced Macros Home Screen Widgets Unlimited History Privacy Policy: https://eaten-app.vercel.app/privacy.html Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

PocketCox4 screens
LEFT4 screens

Verdict

The call

The clearest difference is ads: PocketCox at none against LEFT's shown. LEFT's advantage is update cadence (weekly vs every 4 weeks). On price, in-app purchases, device support and iOS requirement 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. PocketCox sells 2 in-app purchases, starting at $1.99 per month and LEFT sells 2 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

PocketCox ships an update every 4 weeks, LEFT weekly. The most recent releases landed on October 24, 2026 and October 4, 2026 respectively.

Scorecard2 real differences · 8 level
PocketCox versus LEFT: the parameters behind the verdict, then further details
ParameterPocketCoxLEFT
PriceFreeFree
Rating4.9 (28 ratings) — better—
Positive reviews83.3% of reviews—
Number of ratings28 — better—
Update frequencyEvery 4 weeksWeekly — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPad
Requires iOS17.0 — better18.4
Further details — not scored
Size34 MB34 MB
Age rating4+4+
DeveloperNicolas CamenischSELIM KAAN DEMIRBILEK

In-app purchases

2 purchases

PocketCox

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

LEFT

Subscriptions2
  • LEFT Premium (1 Week)7 Days trial$0.997 Days
  • LEFT Premium (1 Year)$2.991 Year

Questions

Is PocketCox free?
PocketCox is free to download, with in-app purchases available.
Is LEFT free?
LEFT is free to download, with in-app purchases available.
Do PocketCox or LEFT have ads?
LEFT shows ads; PocketCox does not.
Which is updated more often, PocketCox or LEFT?
PocketCox ships an update every 4 weeks, and LEFT weekly. Most recently, PocketCox was updated on October 24, 2026 and LEFT on October 4, 2026.

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