PocketCox vs RoundBlitz
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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
RoundBlitz
This interval timer is designed for combat sports training, offering customizable rounds, rest periods, and alerts. It features hands-free gesture control and a large, easy-to-read display for gym use. The app works offline and prioritizes user privacy with no trackers or analytics.
- Hands-free gesture control
- Customizable round and rest times
- Multiple sound alerts
- Large, readable display
- Apple Watch companion app
- Workout summaries
- Offline functionality
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RoundBlitz is the boxing interval timer designed for serious fighters. No clutter. No ads. No subscriptions. Just massive, easy-to-read countdown digits and the sound of the bell. Whether you're shadowboxing at home, hitting pads with your coach, or sparring at the gym — RoundBlitz keeps your rounds tight and your rest honest. ONE PRICE. EVERYTHING INCLUDED. Buy RoundBlitz once and the whole app is yours forever. No subscription, no in-app purchases, no locked features, no ads. HANDS-FREE GESTURE CONTROL - Start, stop, restart, or skip a round with a hand sign to the front camera - Works with your gloves on, mid-combination, without breaking rhythm - Assign the signs you want: open palm, peace, fist, thumbs up, or pointing - Runs entirely on your device — camera frames are never recorded, saved, or sent anywhere TRAIN YOUR WAY - Set round duration, rest time, number of rounds, warning alerts, and prep countdown - Start from ready-made presets: Boxing Standard (12x3:00), Muay Thai (5x5:00), or Tabata (8x0:20) - Save unlimited custom presets for different training sessions DESIGNED FOR THE GYM - Giant timer digits visible from across the room — no squinting mid-round - Landscape mode turns your phone into a wall-mounted gym clock - Works in the background so you can play your own music while training - Haptic feedback for round changes when your phone is in your pocket SOUND LIKE FIGHT NIGHT - Six round alerts: authentic boxing bell, buzzer, whistle, air horn, vintage bell, and crowd claps - Warning alert before the bell so you know when to push harder - Spoken-clear countdown into the final seconds of every rest ON YOUR WRIST - Apple Watch companion app: start, pause, skip, and reset from your wrist - Wrist haptics and alerts on every round change - Keeps the watch screen awake through the workout and logs the session to Health AFTER THE BELL - Round-by-round workout summary with total work time, rest time, and estimated calories - Repeat the session with one tap PRIVATE BY DESIGN - No account, no sign-up, no trackers, no analytics - Everything stays on your device and the whole app works offline Privacy Policy: https://roundblitz.com/privacy.html BUILT FOR FIGHTERS RoundBlitz was designed by people who actually train. Every decision — from the oversized digits to the one-tap start — was made to keep you focused on your workout, not your phone. Compatible with iPhone, iPad, and Apple Watch.
Screenshots
Verdict
The clearest difference is price: PocketCox at Free against RoundBlitz's $5.99. RoundBlitz's advantage is update cadence (weekly vs every 4 weeks) and review sentiment (100% vs 88%). On ads, 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
PocketCox is free to download; RoundBlitz costs $5.99 up front. PocketCox sells 2 in-app purchases, starting at $1.99 per month and RoundBlitz sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
PocketCox ships an update every 4 weeks, RoundBlitz weekly. The most recent releases landed on October 1, 2026 and October 9, 2026 respectively.
| Parameter | PocketCox | RoundBlitz |
|---|---|---|
| Price | Free — better | $5.99 |
| Rating | 4.9 (24 ratings) — better | — |
| Positive reviews | 87.5% of reviews | 100.0% of reviews — better |
| Number of ratings | 24 — better | — |
| Update frequency | Every 4 weeks | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium — better | Paid |
| Best chart rank | — | #111 — better |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Apple Watch |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 34 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Nicolas Camenisch | ClickWebstudio Technologies Inc. |
Customer experience
PocketCox
RoundBlitz
In-app purchases
PocketCox
- PocketCox Pro3 Days trial$1.991 Month
- PocketCox Pro14 Days trial$12.991 Year
RoundBlitz
- Pro$4.99
Questions
Is PocketCox free?
Is RoundBlitz free?
Do PocketCox or RoundBlitz have ads?
Which is updated more often, PocketCox or RoundBlitz?
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