1.1.6
2016-02-20
bug fixed
1.1.5
2016-01-30
reduce some ads.
1.1.4
2015-09-14
optimize
1.1.3
2015-05-21
support 64 bit
support iphone6
support iphone6 plus
1.1.1
2014-07-16
new rush mode,this is the fastest speed, try it!
new black white color theme.
1.1.0
2014-06-17
this is a very big change version:
new icon
new morden theme
new music
new tutorial
new user interface
support iphone5
1.0.2
2014-06-06
reduce 50% ads
performance improvements
1.0.1
2014-05-14
reduce 33% ads
name changed from "Duet ball" to "Double ball"
new icon
new music
new fashion color scheme black, white and gray
fix bugs