What's New
This app has been updated by Apple to display the Apple Watch app icon.
Bug fix
App Description
With this app, you can measure the heart rate easily.
After tapping "start button", the average heart rate will be displayed in the uppermost frame by tapping "heart button" at every one beat.
The heart rate about last one beat will be displayed in the second frame from the top.
In the measurement of exercise intensity (add-on), the screen change to the dark and the exercise intensity will be displayed in the second frame from the top.
Karvonen method — the exercise intensity take 0% for the resting heart rate, take 100% for the maximum heart rate.
Zero to peak method — the exercise intensity take 0% for 0 bpm heart rate, take 100% for the maximum heart rate.
*The default values of the resting heart rate and the exercise intensity from age and sex should only be considered as a guide.
iPhone Screenshots
(click to enlarge)
App Changes
- June 07, 2014 Initial release
- August 11, 2014 Price decrease: $1.99 -> $0.99
- August 27, 2014 Price increase: $0.99 -> $1.99
- September 26, 2015 Price decrease: $1.99 -> FREE!
- September 30, 2015 Price increase: FREE! -> $1.99
- January 16, 2016 Price decrease: $1.99 -> $0.99
- December 07, 2016 Price increase: $0.99 -> $2.99
- June 13, 2019 New version 2.0.1
- June 26, 2019 Price decrease: $2.99 -> FREE!
- July 02, 2019 Price increase: FREE! -> $2.99
- September 26, 2019 Price decrease: $2.99 -> FREE!
- September 28, 2019 Price increase: FREE! -> $2.99
- October 09, 2019 Price decrease: $2.99 -> FREE!
- October 15, 2019 Price increase: FREE! -> $2.99
- November 11, 2019 Price decrease: $2.99 -> FREE!
- November 18, 2019 Price increase: FREE! -> $2.99
- December 17, 2019 Price decrease: $2.99 -> FREE!
- December 24, 2019 Price increase: FREE! -> $2.99
- December 30, 2019 Price decrease: $2.99 -> FREE!
- January 06, 2020 Price increase: FREE! -> $2.99
- January 14, 2020 Price decrease: $2.99 -> FREE!
- January 21, 2020 Price increase: FREE! -> $2.99
- July 14, 2020 Price decrease: $2.99 -> FREE!
- July 15, 2020 Price increase: FREE! -> $2.99
- October 27, 2020 Price decrease: $2.99 -> FREE!
- November 11, 2020 Price increase: FREE! -> $2.99
- December 09, 2020 Price decrease: $2.99 -> FREE!
- August 05, 2021 Price increase: FREE! -> $2.99
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