Cardio Rounds is an open-source heart rate monitoring app designed specifically for treadmill running, interval training, and Brazilian Jiu-Jitsu (BJJ) rounds.
Focus on your performance with a simple, distraction-free interface and beautiful, detailed charts. Cardio Rounds prioritizes your privacy. All data is stored locally on your device, with no sign-ins required, no ads.
Key Features:
• Track workouts with live heart rate charts and time-in-zone analysis.
• Record your rate of recovery.
• Customize your resting and max heart rate for accurate zone calculations.
• View historical stats and compare past performances.
• Connect seamlessly to nearby Bluetooth heart rate monitors.
• Export your data anytime for personal backup or external analysis.
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On mobile tap Share for WeChat / RED (Xiaohongshu) / X; on desktop use Copy text and paste into the app.