7.0
2022-09-14
This version has iOS 16 compatibility and minor bug fixes.
6.9
2021-11-05
iOS 15 compatibility and user interface improvements. Minor bug fixes.
6.8
2021-06-08
New practice option and enhanced user interface.
6.7
2020-01-23
Minor bug fixes and enhancements.
6.6
2020-01-15
Minor bug fixes and app streamlining. Secondary modules are moving to free apps for you to GET if you wish.
6.5
2019-09-26
Dark mode bug fixes.
6.4
2019-09-25
iOS 13 and iPadOS compatibility.
6.3
2019-01-21
Major revision with streamlined user interface. Minor bug fixes.
6.2
2018-09-21
Universal iPhone and iPad app. iOS 12 compatibility,
6.1
2017-11-01
iPhone X and iOS 11 optimization and minor bug fixes.
6.0
2016-09-16
iOS 10 compatibility and bug fixes.
5.1
2015-09-26
iOS 9 compatibility and bug fixes.
5.0
2015-04-03
Improved Guides for iPhone 6 and iPhone 6 Plus and minor bug fixes.
4.0
2013-09-26
iOS 7 version.
3.2
2013-02-15
iPhone 5 optimization and minor bug fixes.
3.1
2012-09-26
iOS 6 and iPhone 5 compatibility.
3.0
2012-08-11
Coaching Calculator for finding center and radius. New compact design.
2.2
2011-01-08
Minor bug fixes.
2.1
2010-12-17
Minor bug fixes and layout changes.
2.0
2010-11-02
New menu system. Minor bug fixes.
1.5
2010-07-09
iOS 4 compatibility. Minor bug fix.
1.4
2009-03-26
New example of finding the equation of a tangent line.