UltraISO is an ISO CD/DVD image file creating/editing/converting/burning/emulating tool and a bootable CD/DVD/USB maker, it can directly edit the CD/DVD image file and extract files and folders from it, as well as directly make ISO files from your CD/DVD-ROM or hard disk.
Because the ISO file retained complete data information of the compact disc (including compact disc boot information), you were allowed the convenience to use commonly used CD/DVD burning software to record the disc with your CD-R/RW or DVD-R/RW over and over forever, it can also be used directly through Virtual CD/DVD-ROM drive software. Along with the large capacity hard disk popularity, people were already used to copying compact discs to CD/DVD image files, generally used is the famous ISO 9660 international standards format, therefore CD/DVD image files are called ISO files.
