v1.19
Published: 2011-11-04
. Added new display type "Horizontal display with X".
. changed the background image set screen
. changed the text font for problem display.
. some bug fixes
v1.18
Published: 2011-09-19
. Added new sound effect "pop".
. bug fix for problem orientation
v1.17
Published: 2011-08-11
. revised dialog screen's confirm buttons.
. bug fix for 240x320 resolution screen
v1.16
Published: 2011-07-19
. Added more icons.
. Added horizontal problem display mode
. bug fix for drawing area size in tablet screen.
v1.14
Published: 2011-05-21
. Added correct/incorrect sound.
. minor bug fixes
v1.12
Published: 2011-04-07
. Revised some screen fonts.
. minor bug fixes
v1.9
Published: 2010-12-04
Major revision.
. changed the screen design
. change the way to add problems
. new icons and backgrounds
v1.0.3
Published: 2009-11-24
. changed the number pad image.
v1.0.2
Published: 2009-11-13
. added option to change background color
. added context menu to edit, delete ProblemSet
. fixed screen layout problem for android 1.5
v1.0.1
Published: 2009-11-08
. added settings for screen scribble, and line color and thickness.
. fixed screen layout problem in Motorola Droid
