7.0
2021-10-12
iOS 15 compatibility and minor bug fixes.
6.9
2020-05-20
New Practice module and minor bug fixes.
6.8
2020-01-23
Minor bug fixes and enhancements.
6.7
2020-01-15
Minor bug fixes and app streamlining. Secondary modules are moving to free apps for you to GET if you wish.
6.6
2019-09-26
iOS 13 and iPadOS compatibility.
6.5
2019-01-19
Minor bug fixes.
6.4
2018-12-18
Major release with new guides and coaching calculators.
6.3
2018-09-21
Minor bug fixes.
6.2
2018-09-19
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
2016-09-21
iOS 10 compatibility and bug fixes.
5.1
2015-09-26
iOS 9 compatibility and bug fixes.
5.0
2015-04-01
Improved Guides for iPhone 6 and iPhone 6 Plus and minor bug fixes..
4.0
2013-09-26
iOS 7 version.
3.2
2013-02-19
iPhone 5 optimization and minor bug fixes.
3.1
2012-09-26
iOS 6 and iPhone 5 compatibility.
3.0
2012-06-26
New modules for solving inequalities. New compact layout.
2.2
2011-01-11
Minor bug fixes and layout changes.
2.1
2010-11-05
New menu system. Minor bug fixes.
2.0
2010-01-19
Includes coaching calculator for solving quadratic trinomial equations to find x-intercepts :
- by factoring
- by completing the square
1.5
2009-10-28
OS 3 compatibility. Minor bug fix.
1.4
2009-04-05
New Quadratic Formula example and clearer layout.