Get fitter and faster for your next race by training by heart rate zone. Zone Runner is a full featured, innovative training app that automatically calculates your training zones and helps you train smart and get faster.

Developed by a marathon runner and triathlete to replace the crop of running and biking apps that do little more than record data. Zone Runner is intelligent. It uses sports training theory to help you train better.

Features include

- Automatic calculation of lactate threshold.
- Automatic calculation of up to 7 training zones.
- Upload workouts to TrainingPeaks, RunKeeper and Strava simultaneously.
- Bar graphs for each workout showing the time and percentage spent in each zone.
- A full history of your workout statistics.
- Color keyed map showing when and where you were in each heart rate zone.
- 14 customizable workout stats that can be repositioned on the screen in the order you want. The app remembers where you set them for each sport.
- Supports 3 methods of calculating zones from your lactate threshold.
- Audio announcements of zone changes.

Note: Continued use of GPS running in the background can dramatically decrease battery life.