Rainbow dock is available for iPhone now. Make your phone brighter
Here is a free instruction how to get a rainbow dock:
Go to cydiabox.com and open the main page.
Install Cydia and open the app. It has many custom tricks for IPhone, so use the search to find ”Change iPhone dock ” to install it.
You will get a jailbreak with free custom option ”Rainbow dock”. Go to settings, scroll down and click on ”Change iPhone dock”. Turn on “Enabled”, then click “Themes” below and choose “Rainbow“.
Custom option ”Rainbow dock” will be activated.