Install this Live Wallpaper to get the Catalan time system into your android device.
It updates the clock every minute.
Ability to setup different catalan flags as background (yelow estelada, blue estelada, senyera) and some others...
If you find any unexpected behavior, please send me an email as I'll do my best to get it fixed.
Contains the Keep Calm and Speak Catalan background.
Set it up by just selecting it from the Live Wallpapers settings.