Workout Time Keeper vs MF
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Workout Time Keeper
This app allows you to create custom workout intervals, including warm-ups, work periods, and rest times. It tracks your heart rate and calories burned, using vibration to signal activity changes. All workouts sync with HealthKit for comprehensive fitness tracking.
- Customizable workout intervals
- Heart rate monitoring
- Calorie tracking
- Vibration and sound alerts
- HealthKit synchronization
- Music control
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You can set up any workout intervals such as warm up, work, rest between rounds, rest between cycles, cool down and also you can set number of rounds and cycles. During the workout application monitors you heart rate, burned calories and uses vibration to indicate start and end of the workout activity. Timers: - Tabata - EMOM - AMRAP - Rest intervals - For Time - Yoga - Stretching - Boxing - Timer - Custom, allows you to create your own workout Features: - Any number of the workouts - Work/Rest intervals can be configured individually - Vibration and Sound that indicates activity start and end - Heart rate monitor - Burned calories - Control your music - All workouts synchronized with HealthKit, so you can track your workouts in Fitness app Languages: - English - Ukrainian - Russian Privacy policy: https://timekeeper.libertus.dev/policy Terms of use: https://timekeeper.libertus.dev/terms
MF
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Мобильное приложение для клиентов Master Fitness В приложении клиенты могут: - Посмотреть актуальное расписание тренировок; - Записаться на групповые тренировки; - Получать PUSH-уведомления о предстоящей тренировке за 3 часа; - Узнать срок действия абонементов и услуг.
Screenshots
Verdict
The clearest difference is in-app purchases: MF at none against Workout Time Keeper's 3. MF also leads on iOS requirement (13.4 vs 15.0). Workout Time Keeper's advantage is device support. On price 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
Both are free to download. Workout Time Keeper sells 3 in-app purchases, starting at $0.99 per month. MF asks for nothing beyond the download.
| Parameter | Workout Time Keeper | MF |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod, Apple Watch — better | — |
| Requires iOS | 15.0 | 13.4 — better |
| Further details — not scored | ||
| Size | 38 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | Sergii Chevkota | Fitbase |
In-app purchases
Workout Time Keeper
- Monthly Subscription$0.991 Month
- Annual Subscription$9.991 Year
- Pro Tire$5.99
MF
No in-app purchases









