iUSB is a utility tool designed for iPhone users, working seamlessly with the CF3 MFi device to enable one-touch photo and video backup. The standout feature of iUSB is its simple and efficient backup process, where all photos and videos can be easily saved onto the external device with a single touch. Additionally, users have the flexibility to handpick specific photos and videos for backup, offering a tailored approach to storage management.

Moreover, the app's "use camera" functionality enhances user convenience by enabling direct shooting and saving of photos and videos onto the external MFi storage hardware. Furthermore, the "view files" feature provides users with easy access to browse through the files stored on the external MFi device, ensuring seamless file management.