!!ROOT + Kernel with Loop device support REQUIRED!! If you like this app please consider buying the paid version, for more features and updates!!This app includes everything you need to install Debian within android and get it running on your device!(This does not replace android on your device is just runs Ubuntu ontop of android)Requires:Root1GHZ processor (recommended)Android 2.1 or higherKernel will loop device support (this is included in most custom ROM's)SD card with at least 3.5GB of free space for large image (2.5GB for small image)Data connection on your deviceExt2 file system supportWhat is this?This is a customized Debian image optimized for the ARM processor (the processor android runs on). This will allow you to run a full Debian system within android (You can still make calls, text, and use android without having to reboot your phone!).Key features include:Three types of Debian image 'core', 'lightweight', 'full'Both have:Ability to install a full operating system on your phone XFCE Desktop (very lightweight)Working update managerAbility to access files on your SD card and internal memory from DebianAbility to set screen size on boot (you no longer have to download a certain image for different screen sizes!)Full is includes:900MB download, which is 3.5GB once extractedFull XFCE desktop with all the addonsLots of apps perfect for 'developing' includingLightweight image includes:500MB download, which is 2GB once extractedIncludes only apps required for everything to work, leaving lots of space for your own programs but having a smaller imageCore image includes:*200MB to download 750MB once extracted*Just the base system including no GUI just command lineIf you are not sure you device will work please try the free version, or check out the list of working devices ROM/kernels here:http://linuxonandroid.blogspot.com/p/working-devices.htmlPlease email me if you have any problems with the app, or any features you would like to see in the future.