v4.1 [Jun 30, 2015]
Changed brush cross-hair cursor to pen cursor, which is more visible on HD display.
v4.1 [Oct 8, 2015]
New for 4.1.2 beta
Convert remaining dialogs to WPF so that they work well on high DPI display.
Hatch brush is back.
.NET Framework 4.6 is now used.
v4.0 [Mar 24, 2013]
-Design direction and UI
-Localization (Anyone now can create translations by copying and modifying these JSON text files. Just put them in a subfolder named after ISO culture name. E.g. de-DE, fr-FR, ru-RU.)
-Upgraded to .NET Framework 4.0
v3.2 [Aug 25, 2009]
New for 3.2 :
-the feature of switching to eraser by the other pen tip is now off by default,because of a latest Wacom driver issue
-simply check the Compatibility check box on tablet setting panel.