watchHR vs Universal Rower

watchHR is a professional heart rate monitoring and HRV app that provides real-time heart rate tracking, a smart alert system, and comprehensive workout data recording. A low heart rate below a set low heart rate produces a single beep and vibration; a high heart rate above a set high heart rate produces two beeps and two vibrations; A high abnormal heart rate above a set abnormal heart rate produces three beeps and three vibrations, improving upon the inherent sound alerts of the Apple Watch. It can be used as a self-imposed exercise reminder or as a reminder when your heart rate is too high or too low, thus protecting your heart. How to use it: 1. For first-time use, you need to set your personal profile, including gender and age, to calculate various heart rate zones. 2. Go to the settings page to set low, high, and abnormal heart rate thresholds, and set the monitoring frequency in seconds. 2. For subsequent use, simply select an exercise and press the "Start" button to return to the home page to view your heart rate, heart rate chart, and HRV changes. *Core Features* • Real-time heart rate monitoring and graph display • Heart rate variability (HRV) determination • Three-tier heart rate alert system (low, high, and abnormal) • Low heart rate: one ring and one vibration • High heart rate: two rings and two short vibrations • Abnormal heart rate: three rings and three long vibrations • Customizable heart rate thresholds • Dual sound and vibration alerts • Interface support in 10 languages *Professional Features* • Accurate heart rate algorithm, comparable to professional devices • Intelligent exercise detection and automatic data recording • Ad-free, focused on the exercise experience • One-time purchase, no subscription required • Crafted by an independent developer *Target Audience* • Fitness enthusiasts • Professional athletes • Health-conscious users • Anyone who needs heart rate monitoring * Health Advice Disclaimer The information and suggestions provided by watchHR should not be considered medical advice or diagnosis, nor should they replace professional diagnosis or treatment. If you feel your heart rate is unbearable or need to make any medical decisions, Please seek medical advice immediately. Data usage can affect the battery life of your watch. Avoid prolonged use, as this will affect the battery life. For the price of a cup of coffee, you can enjoy a professional-grade heart rate monitoring experience. Support independent developers and let's build better health apps together!

Universal Rower is an independently developed Bluetooth rowing workout tracker that reads training data sent by compatible devices. Bluetooth protocols vary by brand and model. After selecting a new device, row at least 5 strokes, then choose the result that matches your actual count. The counting method is saved for that device. Compatibility depends on the test result. Workout tracking • Automatically track strokes and workout time • View live and average stroke rate • Estimate distance and calories using adjustable workout parameters • Pause, resume, finish, and save a workout • With permission, sync new workouts to Apple Health and see successful Health sync indicators in Workout Details • Sync workout history and deletions across devices with iCloud • Recover an unfinished workout after an unexpected interruption Statistics and history • Review daily, weekly, and monthly summaries • See total workout time, distance, and calories • Open each workout to review calories, distance, strokes, stroke rate, and average speed Device compatibility • Choose a nearby Bluetooth device yourself • Test newly selected devices with at least five strokes • Choose the correct stroke count and save the counting method for your device • Create a diagnostic attachment and send it by email if counting is inaccurate • Bluetooth logs are never uploaded automatically Local and private Workout history, custom parameters, and Bluetooth logs are stored on your device. The app contains no advertising and does not track you across apps. Diagnostic data leaves your device only after you create an attachment and confirm sending the email. Apple Health sync is free for all users, enabled by default, and switchable in Settings. User authorization is required before writing. Only newly saved rowing workouts, duration, estimated distance, and active energy are exported. The app does not read other apps’ health data or automatically export earlier workouts. Health data is not used for advertising, marketing, or sale to third parties. iCloud workout sync is free for all users, enabled by default and switchable in Settings. Local workout history merges with the current Apple Account’s private cloud records, and deletions sync across devices. Bluetooth logs, device pairings, active workouts, and purchase entitlements are not synced. The free version allows unlimited workouts of up to three minutes each. Pro is a one-time purchase that removes the per-workout time limit and unlocks all future Pro features. Complete the compatibility test and verify accurate counting before buying. Distance, speed, and calorie values are estimates for workout tracking only and are not intended for medical use. This app is not affiliated with, authorized, sponsored, or endorsed by any rowing-machine brand or manufacturer.