Click on the image to download a wallpaper sized 30 Second Tip! Change Your Desktop or Mobile Wallpaper Every Week. Small Changes Helps to Disrupt Monotony. Facebook: Facebook Timeline, get Logo-free Facebook Cover Here. Android: Wallpaper Wizardrii™ , a simple way to create your own wallpaper on Android Phone. iOS: Pimp Your Screen, the best wallpaper app on iOS. Desktop: The 50 Best Desktop Wallpapers for 2013 , a collection of best wallpaper for 2013. Mac: Wallpaper Wizard, wallpaper changer with the access of hundreds HD wallpapers on Mac. Windows: John Adventures, like wallpaper wizard, John’s Background Switcher periodically changes the background image on Windows.