Description
Cardiogram is a private, real-time heart rate monitor, BPM tracker, and workout analysis app designed for iPhone, Apple Watch, and Apple Health users. Monitor, record, and analyze your heart rate during workouts, recovery, daily activity, or rest, with all data stored securely on your device.
Unlike subscription fitness apps, Cardiogram works without accounts, cloud services, or data sharing, giving you complete control over your health information.
Real-Time Heart Rate & BPM Tracking
Track your heart rate and BPM live using Apple Watch or compatible Bluetooth Low Energy (BLE) heart rate monitors. Whether you're training, running, cycling, or monitoring your daily fitness, Cardiogram delivers accurate real-time heart rate data when you need it most.
Apple Health Integration & Workout Analysis
Import and analyze workouts stored in Apple Health, including sessions recorded with Apple Watch and other compatible fitness apps. Cardiogram automatically keeps your workout history up to date, making it easy to review heart rate trends, training intensity, and performance over time.
Recovery Heart Rate
Understand how your body recovers after exercise with the 1-minute Recovery Heart Rate metric. Track your recovery across workouts and gain valuable insights into your cardiovascular fitness and training progress.
Heart Rate Zones for Smarter Training
Visualize workout intensity instantly with color-coded heart rate zones:
• Fitness
• Fat Burn
• Aerobic
• Anaerobic
• Maximum Effort
See how much time you spend in each zone and optimize your workouts for endurance, fat burning, cardiovascular fitness, or peak performance.
Privacy-First by Design
Your health data stays private.
• No account required
• No cloud storage
• No tracking or data selling
• Data stored locally on your iPhone and Apple Health
Built for users who want accurate heart rate tracking and workout analysis without compromising their privacy.
Wide BLE Monitor Compatibility
Connect external heart rate sensors including:
• Polar
• Garmin
• Wahoo
• CooSpo
• Magene
• Other Bluetooth heart rate monitors
Ideal for runners, cyclists, gym enthusiasts, and anyone who trains with a Bluetooth heart rate monitor.
Fast & Battery Efficient
Cardiogram is optimized for long workouts with minimal battery usage, providing reliable heart rate monitoring and workout analysis throughout every training session.
Built for Training & Everyday Health
Use Cardiogram to:
• Monitor your heart rate in real time
• Track workout intensity and heart rate zones
• Analyze workouts from Apple Health
• Measure Recovery Heart Rate
• Review heart rate history and trends
• Record heart rate sessions
• Improve training with actionable heart rate insights
Simple, accurate, private, and built to help you better understand your heart rate.
Disclaimer: Cardiogram is not a medical device and does not diagnose, treat, or prevent medical conditions. Always consult a healthcare professional regarding health concerns.
Nouveautés (v11.3)
This update brings major improvements to Apple Watch connectivity, workout sync reliability, and Live Activity visual widgets - crafted to perfection for your daily training.
New Features
- Dynamic HR Zone Colors in Live Activity: Your Lock Screen and Dynamic Island widgets now display real-time heart rate using color-coded zone indicators (Warm-Up to Max Effort) so you can track intensity at a glance.
- Two-Way Workout Type Sync: Changing your selected activity on either your iPhone or Apple Watch now updates both devices instantly.
- Expanded Health Import & Source Labels: The Sessions tab now displays workouts from all Apple Health sources (including Strava, Apple Workouts, and third-party apps) with explicit source labeling.
Fixes & Reliability Enhancements
- Eliminated Phantom Workout Starts: Resolved an issue where opening, foregrounding, or reconnecting the Apple Watch app could mistakenly auto-start a session on either device.
- Live Activity Timer Fix: Fixed an issue where the Live Activity elapsed duration timer could remain stuck at 0.
- Smoother Session Transitions: The "Save workout?" prompt now automatically clears when a new session begins, preventing lingering alerts from interfering with fresh workouts.
- Watch State Consistency: Ensured the watch app accurately resets its running state when returning from the background.
Disclaimer: Cardiogram is not a medical device and does not diagnose, treat, or prevent medical conditions. Always consult a healthcare professional regarding health concerns.