Target Zone Keeper
by Margarita Bliznikova more by this developer →
#570,553 of 719,896 by ratings on Apple · #39,692 of 50,597 in Health & Fitness
First seen by this census 09/05/2026 — the store does not publish a creation date
Last updated 01/01/2026
Tracked since 09/05/2026
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Category: Health & Fitness
Description
Want to improve your endurance and cardiovascular fitness? Boosting your VO2 max - the amount of oxygen your body uses during intense exercise - is the key.
Target Zone Keeper helps you achieve this by keeping your heart rate in the optimal zone. With a simple, intuitive interface (no complex setup!), it offers visual cues and haptic feedback to keep you focused without interrupting your flow, even when you’re wearing a gloves or simply can’t turn your wrist!
Key features
- Keeps you in the target heart rate zone with minimal to none wrist interaction
- Simple, intuitive setup for easy use right out of the box
- Non-disruptive, customizable alerts
- Personalized heart rate zones focused on VO2 max improvement
- Seamless integration with Apple Health for workout tracking
Benefits
- Get instant feedback without disrupting your workout flow
- Optimize your training specifically for VO2 max improvement
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Growth
Change in ratings, scaled to each window from the real gap between crawls. A window needs a full period of history before it reports anything.
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| day | Not enough history yet | |||
| week | Not enough history yet | |||
| month | Not enough history yet | |||
| year | Not enough history yet | |||
History
Tracking since 09/05/2026. History accumulates as changes are observed — check back soon.