PowerISO is an application used to create, open, mount / emulate, compress, encrypt, and otherwise manipulate CD / DVD image files. It is most commonlyknown for its proprietary DAA disc image format. Other supported formats include ISO, BIN, NRG, and CDI. PowerISO is able to modify all supported CD images formats, most notably ISO.

http://rapidshare.com/files/361621149/Power_ISO_4.6.rar