What's New
This app has been updated by Apple to display the Apple Watch app icon.
minor fixes
App Description
This app supports to learn pi (ratio of a circle's circumference).
You can choose PRACTICE MODE and CHALLENGE MODE.
Learn longer, longer, longer digits.
iPhone Screenshots
(click to enlarge)
iPad Screenshots
(click to enlarge)
App Changes
- January 31, 2016 Initial release
- February 13, 2016 New version 1.1
- November 05, 2016 New version 1.2
- June 14, 2019 New version 1.3
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