: Turns your smartphone or tablet into a bootable USB drive. By connecting your phone to a PC via USB, you can boot into an operating system or diagnostic tool stored on your device.

: Provides access to a convenient menu where you can download official USB images for over 35 different operating systems, including Ubuntu , Fedora , Arch Linux , and Mint .

: Allows you to create empty virtual USB drives. Once hosted, these appear as empty disks on your PC, letting you use tools like UNetbootin or the Windows USB/DVD Download Tool to write custom bootable images to them.

: While most phones emulate a USB stick, certain kernels support "True CD-ROM emulation," which allows you to boot ISO files that are specifically designed only for optical drives (such as some versions of Windows).