STF Kronos vs Zim HIIT
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
STF Kronos
This app syncs with your smartwatch to monitor your fitness performance across various sports. Track heart rate, steps, and sedentary periods to analyze your health metrics. It offers additional features based on your specific smartwatch model.
- Smartwatch synchronization
- Sports performance monitoring
- Heart rate tracking
- Step counting
- Sedentary period analysis
- iOS Health App integration
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Descarga, sincroniza y utiliza la aplicación STF Kronos para sacar el máximo provecho a las funciones de tu smartwatch. Ideal para monitorear tu desempeño en diferentes deportes como excursionismo, ciclismo, correr y caminata en interiores y exteriores. Mide y analiza las métricas de tu frecuencia cardiaca, pasos y periodos de sedentarismo. Consulta otras funciones de acuerdo a tu modelo de smartwatch. Integrates with iOS Health App.
Zim HIIT
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Zim HIIT is a simple and powerful interval timer designed for HIIT workouts, circuit training, Tabata sessions, cardio routines, strength workouts, and custom fitness programs. Create your own routines in seconds by combining exercise and rest blocks. Organize multiple sets, customize rest periods, and stay focused with a clean and distraction-free workout timer. Features: • Create unlimited workout routines • Build custom exercise and rest blocks • Time-based and repetition-based exercises • Multiple workout sets • Rest between sets • Large and easy-to-read timer • Workout history tracking • Training statistics • Workout calendar • Progress tracking • Modern and intuitive interface • Lightweight and easy to use Perfect for: • HIIT • Tabata • Circuit Training • Interval Workouts • Cardio • Strength Training • Functional Fitness • Home Workouts • Gym Sessions Whether you're a beginner or an experienced athlete, Zim HIIT helps you stay focused and train more efficiently.
Screenshots
Verdict
The clearest difference is iOS requirement: STF Kronos at 13.0 against Zim HIIT's 15.0. On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | STF Kronos | Zim HIIT |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (9 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 9 — better | — |
| Update frequency | Every 2 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 228 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | STUFFACTORY | Jose Gustavo Zimbron Lara |
In-app purchases
STF Kronos
No in-app purchases
Zim HIIT
No in-app purchases









