Workout Time Keeper vs Sport Timer
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
Sport Timer
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Simply track your workouts your way or take it further with guided training. Monitor your distance, speed, steps, and routes in real time, and improve with ready-to-use programs built around structured workout phases. Choose among predefined exercises or create your entire workout plan for all kinds of sports and activities you like: running, walk & run, fitness exercises, Tabata and HIIT trainings, stretching, Yoga, Tai-Chi and many others. Enjoy the app with handy features to coach you through the workout: reading out the exercise name or motivation messages you can add, intervals announced 30 sec before they start, half-time alert, next phase displayed, vibration mode. BUILT-IN WORKOUTS: • Walk at various speeds • Run and walk • Run intervals • Home fitness exercices (squats, crunches, push-ups, plank, lunges, leg raises, wall sit) • Tabata workout • HIIT interval trainings KEY FEATURES: • Play your song or playlist in the background during your workout • Create fully custom workouts (exercise names or messages, timers, warm-up and cool-down intervals, cycles) • Choose from vibration, bell sound and text-to-speech voice alerts for exercise start, finish, half-time, countdown and laps. • Reading out your next exercise 30 seconds before start • Actual and next exercise name displayed • Total workout time • Pause and resume • Choose your preferred background (among 20 colourful images)
Screenshots
Verdict
The clearest difference is device support: Workout Time Keeper at 4 against Sport Timer's 2. On price, in-app purchases 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
Both are free to download. Workout Time Keeper sells 3 in-app purchases, starting at $0.99 per month and Sport Timer sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
| Parameter | Workout Time Keeper | Sport Timer |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | — | Every 3 weeks |
| Ads | — | No |
| In-app purchases | Yes | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 38 MB | 60 MB |
| Age rating | 4+ | 9+ |
| Developer | Sergii Chevkota | Oliver Glaettli |
In-app purchases
Workout Time Keeper
- Monthly Subscription$0.991 Month
- Annual Subscription$9.991 Year
- Pro Tire$5.99
Sport Timer
- Sports Timers Set One$4.99
- Full Sports Timers Version$7.99







