Comparison

SetWatch vs MuscleBuildingRecorderApp

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

Head to head
About

SetWatch

Log strength training workouts directly on your Apple Watch without needing your phone. Track exercises, reps, and rest times, then review your progress. Create custom routines and sync data with the Health app.

Highlights
  • Log exercises with reps, duration, and weights
  • Automatic rest timer
  • Health app integration
  • Create unlimited routines
  • Add custom exercises
  • View workout metrics
Features
Read full description

SetWatch is the essential workout tracker for Apple Watch. Stay focused on your workout, not your phone. With SetWatch, you have everything you need to log strength training workouts right on your wrist. Log exercises, track repetitions, and perfectly time rests - all without ever reaching for your phone. And when you‘re done, you can review all your progress right on your watch. Create routines using a large collection of exercises to perfectly fit your workout plan. SetWatch also syncs your workouts with the Health app, where they are available to other apps and contribute to the Activity rings. Key Features: • Log all your exercises with repetitions, duration, and weights • Automatic Rest Timer • Health App Integration • Create unlimited many routines • Large collection of common exercises included • Add custom exercises • View metrics like Max. 1RM, total volume, and more • Export workouts as a CSV file

About

MuscleBuildingRecorderApp

Features
Read full description

【Strength Training Log - Heart Rate Workout Tracker】 Track your sets, rest periods, heart rate, and workout history in one place. MuscleBuildingRecorder works with iPhone and Apple Watch to help you manage exercise time, rest time, exercise details, load, reps, notes, and heart rate during training. MuscleBuildingRecorder is designed for people who want more than a simple stopwatch. It helps you turn each workout into a clear training record, with separate tracking for work and rest phases, heart rate data, notes, tags, presets, and session history. Main Features Real-Time Heart Rate Monitoring • Supports Apple Watch, Bluetooth heart rate monitors, and compatible AirPods Pro heart rate sensors • Displays heart rate in real time during workouts • Records average, maximum, and minimum heart rate • Helps you review workout intensity and recovery trends Strength Training Timer • Separately tracks workout time and rest time • Manages sets and workout cycles • Shows total workout time, work time, and rest time • Supports rest notification settings • Supports session restoration if a workout is interrupted Detailed Workout Logging • Record exercise name, category, load, and reps • Save notes for each set • Add tags and fatigue details for better review • Manage exercises by category, such as chest, back, and legs • Use presets to start frequently used routines faster History and Export • View summaries for each session • Check heart rate graphs to review workout intensity • Browse past workout history • Review and export records across multiple days • Export data in CSV and JSON formats Apple Watch Integration • Control workouts from Apple Watch • Sync timer and phase changes between iPhone and Apple Watch • Track heart rate while continuing your session • Continue workout recording in the background • Supports exercise input and workout actions from Apple Watch Live Activities • Check your workout status from the Lock Screen or Dynamic Island • View the current work/rest phase • Quickly see elapsed time and heart rate Customization • Adjust button layout • Configure rest notifications • Manage tag presets • Create and edit workout presets Recommended For • People who want to record each strength training set accurately • Lifters who manage load, reps, and rest time • Apple Watch users who want heart rate data during workouts • Anyone who wants to review workout history and improve over time • Users who want to export workout data in CSV or JSON format • Anyone looking for more than a basic workout timer Pro Benefits • Ad-free workout experience • View results immediately after completing a workout • Access to selected customization features Pro is available as a monthly subscription or a one-time purchase. Data Privacy • Workout records are primarily stored locally on your device • HealthKit access requires your permission • Recorded data can be exported in CSV or JSON format when needed • Cloud sync is not currently provided Requirements • iOS 17.0 or later • watchOS 10.0 or later when using Apple Watch • HealthKit permission for heart rate tracking • Bluetooth permission when using a Bluetooth heart rate monitor Simple Workflow 1. Select an exercise 2. Enter load and reps 3. Start the set 4. Track time and heart rate 5. Manage rest time 6. Move to the next set or finish the session 7. Review your summary and history Record your strength training more accurately and make every workout easier to review. With MuscleBuildingRecorder, your training becomes useful data you can build on. 【Support】 For questions or requests, please contact us from the app settings. 【Terms of Use】 https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ 【Privacy Policy】 https://yok1012.github.io/MuscleBuildingRecorder/

Screenshots

MuscleBuildingRecorderApp3 screens

Verdict

The call

The clearest difference is in-app purchases: SetWatch at none against MuscleBuildingRecorderApp's 2. MuscleBuildingRecorderApp's advantage is iOS requirement (17.0 vs 26.0). 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. MuscleBuildingRecorderApp sells 2 in-app purchases, starting at $0.99 per month. SetWatch asks for nothing beyond the download.

UpkeepUpdate frequency

SetWatch ships an update every 3 weeks, MuscleBuildingRecorderApp every 2 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 8 level
SetWatch versus MuscleBuildingRecorderApp: the parameters behind the verdict, then further details
ParameterSetWatchMuscleBuildingRecorderApp
PriceFreeFree
Rating4.2 (5 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings5 — better—
Update frequencyEvery 3 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, Apple WatchiPhone, iPad, Apple Watch — better
Requires iOS26.017.0 — better
Further details — not scored
Size9 MB13 MB
Age rating4+4+
DeveloperMaximilian ZoechKiichi Yokokawa

In-app purchases

None

SetWatch

No in-app purchases

2 purchases

MuscleBuildingRecorderApp

Subscriptions1
  • 月額サブスクリプション1 Month trial$0.991 Month
One-time1
  • MuscleBuilding Pro(買い切り)$4.99

Questions

Is SetWatch free?
SetWatch is free to download, with no in-app purchases.
Is MuscleBuildingRecorderApp free?
MuscleBuildingRecorderApp is free to download, with in-app purchases available.
Do SetWatch or MuscleBuildingRecorderApp have ads?
Neither SetWatch nor MuscleBuildingRecorderApp shows ads.
Which is updated more often, SetWatch or MuscleBuildingRecorderApp?
SetWatch ships an update every 3 weeks, and MuscleBuildingRecorderApp every 2 weeks. Most recently, SetWatch was updated on October 24, 2026 and MuscleBuildingRecorderApp on October 25, 2026.

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