You can buy ColorY0urBoard
Are u boring with the iphone default keyboard?
Do u want some fresh things on keyboard?
Colory0urBoard is a cool app can help you to change the keyboard color.
it will make your iphone colorful and will support more mode soon!
now,begin to get your color life :)
(you can see the screenshot to learn more)
this is a free limit one ,if you want more design by yourself, you can try the pro version :)
See larger Screenshots below..