Best Heart Zones Training Apps

249+ iOS apps curated and reviewed

4.5 avg rating
19 free apps
Updated September 2026

With an average user rating of 4.5★, the heart zones training category is one of the App Store's strongest. Browse all 249+ apps we track, sorted so the most loved ones surface first.

Compare top Heart Zones Training Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Heart Zones TrainingHeart Zones TrainingFree3.7★ (47)NoNoMay 2026
2Zones for TrainingZones for TrainingFree4.8★ (19K)NoYesSep 2026
3Zone 2: Heart Rate TrainingZone 2: Heart Rate TrainingFree was $4.994.6★ (241)NoYesSep 2026
4Zone Trainer: Heart Rate ZonesZone Trainer: Heart Rate ZonesFree4.9★ (12)NoNoJul 2026
5FITIV Pulse - Workout TrackerFITIV Pulse - Workout TrackerFree4.6★ (13K)NoYesSep 2026
6Heart Rate Zone AnnouncerHeart Rate Zone AnnouncerFreeNoNoSep 2026
7Zone 2 Training CoachZone 2 Training CoachFreeNoYesJun 2026
8ZoneLockZoneLockFreeNoYesSep 2026

Top Picks for Heart Zones Training

Zones for Training#2

Zones for Training by Flask LLP

Heart Rate Zone Training
Strong Contender
💪 Health & Fitness
4.8😊(19K ratings)
FreeIn-App Purchases
Zones for Training screenshot 1
Zones for Training screenshot 2
Zones for Training screenshot 3
Zones for Training screenshot 4
Zones for Training screenshot 5
Zones for Training screenshot 6

This app helps you optimize your workouts by monitoring exercise intensity and visualizing it through heart rate zones. It supports over 70 workout types and provides detailed insights into your performance, all accessible on your Apple Watch and iPhone.

What We Love

  • 👍 Seamless integration with Apple Watch
  • 👍 Helpful for daily stats and weekly/monthly comparisons
  • 👍 Motivating haptic feedback on Apple Watch
  • 👍 Well-designed app with nice interface
  • 👍 Useful for getting fit
  • 👍 Mirrors Health data reliably
  • 👍 Extends Health data in useful ways
  • 👍 Presents total exercise in a helpful way
  • 👍 Works great with SmartRow
  • 👍 Easy and fun to use
  • 👍 Syncs beautifully
  • 👍 Helps keep on track
  • 👍 Detailed and motivating stats
  • 👍 Simple but effective
  • 👍 Large heart rate numbers easy to see
  • 👍 Customizable heart rate zones
  • 👍 Provides useful insights and data analysis

Room to Improve

  • 🐛 No after-sale support/service
  • 🐛 Inconsistent heart rate tracking
  • 🐛 Widgets not working after update
  • 🐛 Pauses workout when taking screenshots or using Siri
  • 🐛 Glitches causing data loss
  • 🐛 Inaccurate calorie/distance tracking
  • 🐛 Zones not matching between watch and phone
  • 🐛 Expensive for basic features
Zone 2: Heart Rate Training#3

Zone 2: Heart Rate Training by Shannon Bolick

VO2 Max, Cardio & HR Zones
Worth Considering
💪 Health & Fitness
4.6😊(241 ratings)
FreeIn-App Purchases
Zone 2: Heart Rate Training screenshot 1
Zone 2: Heart Rate Training screenshot 2
Zone 2: Heart Rate Training screenshot 3
Zone 2: Heart Rate Training screenshot 4
Zone 2: Heart Rate Training screenshot 5
Zone 2: Heart Rate Training screenshot 6

This app helps you track your weekly workout time spent in the Zone 2 heart rate range. It provides detailed tracking, connectivity with various heart rate monitors and Strava, and real-time feedback on your progress towards your fitness goals.

What We Love

  • 👍 Simple and intuitive user interface
  • ⏱️ Accurate real-time zone tracking during workouts
  • 📊 Comprehensive cumulative time tracking by zone
  • 🎯 Customizable heart rate zones and weekly goals
  • 🔗 Seamless integration with Apple Health and HR monitors
  • 📱 Large, easy-to-read display
  • 🎧 Audio alerts for zone changes
  • ⌚ Works effectively with Apple Watch
  • 🚀 Responsive developer with quick feature implementation
  • 💬 Excellent customer support from developer Shannon
  • 🎨 Polished and elegant design
  • 🔄 Background app functionality

Room to Improve

  • 🐛 Frequent Bluetooth disconnections from HR monitors
  • 🐛 App crashes and freezes mid-workout
  • 🐛 Tracking stops randomly during workouts
  • 📵 Portrait-only orientation (doesn't support landscape properly)
  • 💳 Pricing confusion and unexpected charges
  • 🔔 Excessive review prompts during workouts
  • ⚠️ Compatibility issues with some iPhone models
  • 📊 Zone calculation based on HRR instead of max HR percentage
  • 🎯 Mandatory Zone 2 goal that can't be disabled
  • ❌ Requires Apple Fitness subscription (according to one user)

More Heart Zones Training apps to explore

FAQ about Heart Zones Training

What are the best heart zones training apps for iPhone?
Heart Zones Training tops our heart zones training apps ranking as of September 2026, with a 3.7-star average from 47 App Store ratings, and it's free to download.
Yes — 19 of the top heart zones training apps we rank are free to download, including Heart Zones Training and Zones for Training.
Heart Zones Training has no ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 249+ heart zones training apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
The app tracks your heart rate and steps during various activities like walking, running, cycling, and more. It helps you optimize your workouts by guiding you to spend the right amount of time in specific heart rate zones, aiming for better health, strength, and fitness.
Key features include simultaneous heart rate and step tracking, displaying fifteen live data points during workouts, progress visualization through a unique 'paint bucket' system, and the ability to choose from three patented heart zone systems. It also tracks calories burned and allows cyclists to read power meter data.