Target Zone Keeper

Boost your endurance with Target Zone Keeper! Stay in your optimal heart rate zone during workout without flow interruption!

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