ZoneFlow: Effortless Heart Rate Training

Stay in your optimal performance zone without constant screen checking. ZoneFlow is the ultimate minimalist training companion for runners who want to train smarter, not harder.

Why ZoneFlow?

Silent Zone Guidance

Haptic feedback keeps you precisely in your target heart rate zone
No more constant screen glances - run with pure focus
Advanced algorithms track your heart rate in real-time

Intelligent Training

Custom heart rate zone setup for personalized training
Works seamlessly with Apple Watch
Supports all fitness levels, from beginners to elite athletes

Key Features

Customizable heart rate zones
Minimal, distraction-free interface
Accurate heart rate monitoring
Instant haptic alerts when you drift from your zone

Perfect for:

Marathon trainers
Endurance athletes
Fitness runners seeking precision

Train smarter. Run free. Run with ZoneFlow.