Apps Like Simple Zones for iPhone and iPad
Train with real-time heart rate
Monitor heart rate in real time using Apple Watch or Bluetooth heart rate monitors. Track workout intensity and adjust effort accordingly. View performance metrics and set goals based on heart rate data.
Simple Zones screenshots
Ranked alternatives
Showing 41–60 of 1,000 ranked alternatives.



Any Distance Running Tracker
Any Distance Inc.
Track workouts and monitor progress
Track workouts including , walking, hiking, and biking. Log heart rate, pace, , and calories. View 2D and 3D maps of routes. Support over 90 workout types on iPhone and Apple Watch. Set goals and monitor progress.

Timex Smart
Timex Group USA, Inc.
Track activity, view stats, sync data
Track steps, distance, calories, and sleep with real-time heart rate monitoring. View workout history, maps, and performance charts. Download custom workouts via Coach.

CrewNerd for Rowing & Paddling
Performance Phones, LLC
Track metrics in real time
Track stroke rate, distance per stroke, speed, and pace using phone accelerometer and GPS. Monitor heart rate for real-time performance insights. Analyze bounce and stern check metrics. Sync data across devices for comprehensive training analysis.

Treadly: Zone 2 & VO2 Max
Trevor Beaton
Track heart rate and adjust intensity
Track heart rate zones in real time to adjust workout intensity. Monitor VO2 max to assess fitness improvements. Follow structured 2 training plans. Sync with Apple Watch for accurate data. Set and view training goals. Export workout summaries.

Interval Timer: HIIT Workout
Yosyp Hameliak
Track work and rest intervals
Track work and rest intervals for workouts. Set custom durations for sets and rounds. Start and pause sessions manually or with voice commands. Monitor heart rate via Apple Watch. Sync progress with iCloud and integrate with Health .

Workout Beacn
Emidio Cunha
Track workouts with voice cues and live
Track workouts with time, distance, elevation, speed, calories, cadence, and heart rate. Use voice cues and set heart rate limits and zones. Access private live tracking via a password-protected site.

Ultrahuman
ULTRAHUMAN HEALTHCARE PRIVATE LIMITED
Track health metrics and generate scores
Track sleep quality, physical activity, heart rate, and recovery through unified metrics. Monitor heart rate variability, skin temperature, and blood oxygen levels. Integrate with continuous glucose monitors for health insights.

Cadence: Bike & Run Tracker
Seven Bold Limited
Track and pace during runs and rides
Track running and cycling performance with real-time , speed, and distance monitoring. Log workouts, set training goals, and view detailed analytics. Sync data with Apple Health and export reports.



Power Sync: Fitness to Health
HDIDI LTD
Sync Fitbit data to Apple
Syncs Fitbit data with Apple including steps, workouts, weight, and sleep analysis. Retrieves and transfers data securely without storing it. Allows one-click integration of complete Fitbit history.

Walkmeter Walking & Hiking GPS
Abvio Inc.
Track steps, distance, and elevation
Tracks and activities with maps, graphs, splits, intervals, and laps. Records data including zones and training plans. Provides announcements and syncs with Apple Watch and iCloud.

Polar Team
Polar Electro Oy
Track athlete effort and performance
Track athlete performance in real time with heart rate and effort data. View individual workload metrics. Identify fatigue levels and fitness gaps. Adjust training intensity accordingly. Sync with wearable devices for accurate monitoring.

HealthFit
Stephane Lizeray
Track workouts and analyze fitness data
Track workouts, monitor heart rate, and analyze steps, calories, and distance. Sync data from Apple Health and other apps. Set goals, view progress charts, and receive performance insights. Export activity logs and share workout details.

FITIV Run GPS Running Tracker
MotiFIT Fitness Inc.
Track workouts, record activities, stream heart rate
Track workouts and activities with real-time heart rate monitoring from Apple Watch or Bluetooth devices. View live data, heart rate graphs, and coaching during exercises. Set goals, monitor progress, and sync data with complications and widgets.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.