# Heart Zones Kardio

> Heart Zones Kardio (iPhone/iPad app by Upbeat Workouts.)

- Source: https://appshunter.io/ios/app/heart-zones-kardio/id1456648412 (this page in markdown: same URL + `.md`)
- Developer: [Upbeat Workouts](https://appshunter.io/developer/373346996)
- Category: Health & Fitness
- Price: Free
- Age rating: 4+
- Requires: iOS 11.2 · 29 MB
- Languages: English
- Released: 2019-04-19
- Data updated: 2026-05-17
- User reviews in markdown: https://appshunter.io/ios/app/heart-zones-kardio/id1456648412/reviews.md

## What is Heart Zones Kardio?

Our Mission at Heart Zones, Inc is to Get America Fit through data driven fitness that utilizes wearable technology and sound methodology. Through the leadership of Founder and CEO Sally Edwards, Hall of Fame Triathlete, Ultra-Marathoner, Founder of Fleet Feet Sports, and Serial Entrepreneur, Heart Zones remains committed to motivating and empowering individuals to improve their fitness.

Our Key Initiatives
Education
Heart Zones, Inc is committed to the promotion of health and fitness education to coaches, athletes and all individuals. The company provides an information platform to motivate learning and to empower improving an individuals fitness. Heart Zones educational platform consists of white papers and articles on heart rate, heart rate training, running, triathlons and more. Technology
The 21st century is powered by technology, and the health and fitness industry is no different. Heart Zones is committed to developing and promoting the use of wearable, cloud-based technology for fitness training. We work to help make the connection between a person’s emotional and physical well being. Through innovative technology, we believe that exercisers can take control of their well-being and train smarter, not harder!
Training
Since the beginning of Heart Zones, Inc in 1993, a core part of the business is connecting with fitness trainers. We believe our patented Threshold methodology is the catalyst for change in the fitness space, and because of that we have always lead as fitness and heart rate trainers. The different training programs created over the years, and which the company continues to create today, are designed to help people get fit and see the benefits of their hard work! Remember to always Train with HEART!


## Version history (last 2 releases)

### 1.1 — 2019-08-28

Updated workout tracking and highlights.

### 1.0 — 2019-04-18

No release notes.

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## More apps by Upbeat Workouts

- [Heart Zones Training](https://appshunter.io/ios/app/heart-zones-training/id846768885)
- [Heart Zones Move](https://appshunter.io/ios/app/heart-zones-move/id899256296)

All apps by Upbeat Workouts: https://appshunter.io/developer/373346996

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-17.*