Wallch is an application that lets you rotate or change your desktop wallpaper automatically. It has recently been updated to version 3.0, and this brief tutorial will show you how to install it in Ubuntu 12.04. This update comes with many changes, including extra features which enable you to download Wikipedia’s Picture of the Day, activate Live Earth Wallpaper, and improved Unity integration. At the time of this writing, Wallch 3.0 wasn’t available in Ubuntu 11.10. You may have to wait a little to upgrade in Ubuntu 11.10. For a more detailed changelog, click here.


  • Install / Upgrade to Wallch version 3.0 in Ubuntu 12.04 (Precise Pangolin)
  • Enjoy!

To get started, press Ctrl – Alt – T on your keyboard to open Terminal. When it opens, run the commands below to add its PPA.

sudo add-apt-repository ppa:wallch/version-3-ppa




Next, run the commands below to update your system and install Wallch.

sudo apt-get update && sudo apt-get install wallch




Launch Wallch from Dash and start using it. From there you can download thousands of images, activate Live Earth Wallpaper, activate Picture of the Day from Wikipedia and configure other settings.








If you downloaded the wallpapers as shown above, you may have to run the commands below before extracting the downloaded folders.

sudo apt-get install rar unrar