# RunnersHeart — Heart Rate Zone Running Coach

> Heart Rate Zone Running Coach (iPhone/iPad app by oozoofrog.)

- Source: https://appshunter.io/ios/app/runnersheart/id6758222219 (this page in markdown: same URL + `.md`)
- Developer: [oozoofrog](https://appshunter.io/developer/1142051515)
- Category: Health & Fitness, Sports
- Price: $1.99
- Age rating: 4+
- Requires: iOS 26.0 · 19 MB
- Languages: English, Japanese, Korean
- Released: 2026-01-29
- Data updated: 2026-05-14
- User reviews in markdown: https://appshunter.io/ios/app/runnersheart/id6758222219/reviews.md

## What is RunnersHeart?

RunnersHeart transforms your Apple Watch into a smart running coach that keeps you in the right heart rate zone.

REAL-TIME ZONE FEEDBACK
• Feel haptic vibrations when you enter a new heart rate zone
• Each zone has a unique vibration pattern - instantly know your intensity
• Stay in your target zone without constantly checking your watch

PERSONALIZED HEART RATE ZONES
• Choose between %MaxHR (simple) or Heart Rate Reserve (advanced) methods
• Auto-estimate your resting heart rate from HealthKit data
• Zones automatically calculated based on your age and fitness level

DETAILED WORKOUT ANALYSIS
• View time spent in each zone with beautiful charts
• Track your training load with Edwards TRIMP score
• See your GPS route with smoothed path visualization
• Share workout cards as beautiful images

DESIGNED FOR RUNNERS
• Minimal interface - focus on your run, not your screen
• Works offline - no internet required during workouts
• All data stays on your device - complete privacy
• Syncs seamlessly between iPhone and Apple Watch

HEART RATE ZONES EXPLAINED
Zone 1 (Warmup): Easy effort, recovery
Zone 2 (Endurance): Comfortable, fat-burning pace
Zone 3 (Tempo): Moderate effort, improves efficiency
Zone 4 (Threshold): Hard effort, builds speed
Zone 5 (Sprint): Maximum effort, peak performance

Whether you're training for a marathon or just getting started, RunnersHeart helps you run at the right intensity for your goals.

Privacy: Your health data never leaves your device. We don't have servers - everything stays between you and Apple HealthKit.


## Version history (last 5 releases)

### 2.3.2 — 2026-05-01

Version 2.3.2

• Fixed an issue where the GPS route was not saved during the first workout because the location permission prompt appeared after the session had already started
• Workouts now verify location permission before starting so your route is recorded accurately from the very first run

### 1.7.2 — 2026-03-16

Version 1.7.2

• Refined Apple Watch zone haptic patterns to make intensity changes easier to feel
• Fixed an issue where zone reminders could stop unexpectedly during heart rate transitions
• Fixed a case where GPS route recording could fail if location authorization callbacks arrived late
• Improved workout tracking stability during longer runs

### 1.7.1 — 2026-03-11

Version 1.7.1

• Simplified Apple Watch workout screen navigation for a more natural paging experience
• Kept the current workout page more reliably when returning to your watch
• Removed unnecessary route-save warnings after workouts
• Improved localization consistency across workout screens and shared views
• Improved workout stop and page transition stability

### 1.0.1 — 2026-02-03

minor fixes

### 1.0 — 2026-01-27

No release notes.

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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 2026-05-14.*