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AFT Calculator
Updated
Jul 14, 2025
Developer
阳 李 / ReaperDevs LLC
OS
IOS / Android
Category
Health & Fitness
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Good App Guaranteed:
This app passed the security test for virus,malware and other malicious attacks and doesn't contain any theats.
Description:
AFT Calculator is a fast, accurate fitness calculator that helps you estimate training thresholds and build personalized heart rate zones. Designed for runners, cyclists, and everyday fitness users, it turns simple inputs into clear, actionable numbers you can use right away. Ideal for planning workouts, tracking progress, and optimizing performance in one lightweight Health and Fitness utility.
Core features
- Threshold and heart rate zone calculator using proven methods and sport types for running and cycling
- Quick tools for VO2max estimation, pace and speed conversion, and calorie burn planning
- Save, compare, and export results to streamline your training plan
Keywords: fitness calculator, heart rate zones, training zones, VO2max, health and fitness app, running, cycling
How to use:
1. Download and open the app, then optionally create a profile with age, weight, and resting heart rate for better accuracy.
2. Choose a calculator: Threshold, Heart Rate Zones, or VO2max, and select your sport such as running or cycling.
3. Enter your data like resting HR, recent test results, pace, or power, then tap Calculate to see your numbers.
4. Review your threshold and personalized zones, save them to History, and label the session for easy tracking.
5. Use pace and speed converters, estimate calorie burn, and export zones to your training plan or share with your coach.
Get the app
Link provided by App Store
Link provided by Google Play
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IOS
Android
Version:
2.0
Size:
13.74MB
Price:
$ 0.99
Released:
Jun 9, 2025
Updated:
Jul 14, 2025
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