5.3
2022-12-11
This version has minor bug fixes.
5.2
2022-09-06
This version contains minor bug fixes and enhancements.
5.1
2022-01-05
New cube and higher order roots by factor tree. User interface improvements and minor bug fixes.
5.0
2021-10-10
iOS 15 compatibility and minor bug fixes.
4.9
2020-05-21
New Practice module and minor bug fixes.
4.8
2020-01-23
Minor bug fixes and enhancements.
4.7
2020-01-15
Minor bug fixes and app streamlining. Secondary modules are moving to free apps for you to GET if you wish.
4.6
2019-09-25
iOS 13 and iPadOS compatibility.
4.5
2019-05-22
New rationalization of radicals module. Minor bug fixes.
4.4
2019-01-20
Major revision with streamlined user interface. Minor bug fixes.
4.3
2018-09-19
Universal iPhone and iPad app. iOS 12 compatible.
4.2
2017-11-17
iOS 11 and iPhone X compatibility and minor bug fixes.
4.1
2017-08-01
Minor bug fixes.
4.0
2016-09-12
iOS 10 compatibility and bug fixes.
3.1
2015-09-16
iOS 9 compatibility and bug fixes.
3.0
2015-02-20
Improved Guides for iPhone 6 and iPhone 6 Plus.
2.1
2013-09-28
Minor bug fixes.
2.0
2013-09-23
iOS 7 version.
1.4
2013-02-14
iPhone 5 optimization and minor enhancements and bug fixes.
1.3
2012-09-26
iOS 6 and iPhone 5 compatibility.
1.2
2012-07-04
New compact design and minor bug fixes.
1.1
2011-10-20
Minor bug fixes and layout improvements.