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- v2026.01.01iOS
Bug fix for smaller screens!
- v2025.12.31iOS
Bug fixes and enhancements!
- v2025.11.04iOS
Enhanced Calculations • Multiple calculation methods (Standard, Tanaka, Gulati, Custom) • Gender selection with automatic formula recommendations • Resting heart rate input enables Karvonen formula • New Settings screen for easy configuration • More accurate zones based on your personal profile • Detailed information about each calculation method • All preferences saved automatically • Improved zone calculations accounting for fitness level Brand new Help ad About view!
- v2025.11.03iOS
Interactive Zones • Tap any zone to see detailed training information • Learn specific benefits of each heart rate zone • Discover example activities and exercises for each zone • Get training tips and recommendations • See recommended duration for each zone • Haptic feedback when tapping zones • Comprehensive zone information at your fingertips
- v2025.11.02iOS
Updated to iOS 26!
- v2024.12.23iOS
Updated to iOS 18!
- v2023.10.11iOS
Updated to iOS 17.0!
- v2023.05.28iOS
Updated to iOS 16.4.
- v2022.10.01iOS
Updated to iOS 16, and removed the multiple models for calculating the Maximum Heart Rate (a single model is used as per the link provided https://www.cdc.gov/physicalactivity/basics/measuring/heartrate.htm#:~:text=You%20can%20estimate%20your%20maximum,beats%20per%20minute%20(bpm)
- v2021.09.30iOS
Updated to iOS 15.0!
- v2021.01.04iOS
Updated to iOS 14.3!
- v2020.09.20iOS
Updated to iOS 14!
- v1.4iOS
Updated to iOS 13.2.
- v1.3iOS
Updated to iOS 13 and added Dark Mode!
- v1.2iOS
I've added Discovery's Vitality as a choice which is essentially the same as male under the existing model, which means that both males and females can use this choice. I've also changed the design minimally, but I hope it will look a little nicer!
- v1.1iOS
Updated for iOS 12!