Estimate VO₂ Max and heart rate zones
Calculate VO₂ Max, Maximum Heart Rate (MHR), and Target Heart Rate (THR) zones using scientific formulas. Input age, gender, and resting heart rate to estimate values. Set and track heart rate zones for workouts. Export results for review.
Showing 1–20 of 1,000 ranked alternatives.
Hoang Tue
Calculate BMI, calories, and heart rate
Calculate BMI, daily calorie needs, target heart rate zones, blood volume, water intake, ideal weight, pregnancy due date, ovulation period, and blood donation eligibility.
American Heart Association
Track progress, update page, send emails
Track fundraising progress, update personal fundraising pages, and send emails to donors. Monitor goals, view donation history, and manage event participation details.
Vadim Akhmerov
Track rate with your camera
Rate using the camera for fitness tracking. Set personalized training zones based on age and resting rate. Sync data with Apple Health for analysis and storage.
American Heart Association
Update story, send emails, post social media,
Update personal story or photo. Send pre-written emails and text messages. Post to social media channels. Deposit checks directly. Connect to fitness tracker for activity monitoring.
Letsfit LLC
Track steps, sleep, and heart rate
Track steps, heart rate, sleep duration, and calories burned. Analyze exercise performance with detailed metrics. Receive professional interpretations of health data. Set fitness goals and monitor progress over time.
GUANGZHOU TOPJOY TECHNOLOGY CO., LIMITED
Measure height with your phone
Scan documents and images for precise digital copies. Measure heights and object dimensions using phone camera. Automatically count items like pipes, logs, and pills. Save and share scanned files directly.
Bred Ventures Inc
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.
TOZO INC
Record sleep data and track metrics
Track sleep stages and quality with heart rate and stress monitoring. Record steps, calories, distance, and activity time from a smartwatch. Sync data with HealthKit for tracking and analysis.
培培 邢
View device info and customize widgets
View device details including hardware specs, CPU performance, memory usage, battery status, and network data. Access quick widget views and customize skins. Use for heart rate testing, network checks, noise measurement, and traffic statistics.
Bose Corporation
And control your Bluetooth products
Manage Bluetooth connections and access features like auto-off timer, volume control, and battery status. Control multiple devices simultaneously. Share music with another pair of wireless headphones for synchronized listening and real-time DJing.
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.
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