1.51
2019-02-12
Improvements and bug fixes.
1.50
2018-05-25
compatible with iOS 11
1.31
2016-04-27
* new audio format makes application smaller and sound - better
1.28
2015-02-20
Bugs have been fixed
New male voice
1.27
2014-09-15
Content improvements
Bugs have been fixed
1.21
2013-10-05
Compatible with iOS 7
1.20
2013-05-14
• new design
• UI sound improvements
• bugs are fixed
1.17
2012-10-18
Bugs have been fixed. High quality images.
1.16
2012-08-02
Bugs have been fixed
1.12
2012-03-13
Bugs are fixed, UI enhancements
1.10.1
2011-10-06
Better retina support
1.10
2011-10-01
Application settings have been added. Bugs have been fixed.
1.7
2011-06-25
Errors are fixed.
1.5
2011-03-05
Bug fixes.
Interface sound off option.
1.4
2011-02-05
Bug Fixing
1.3
2010-12-17
New study mode
1.2
2010-10-15
More localizations