Whats new in version 4.2.1:Publisher review:SuperNZB is an OS X NZB file downloader that will help you open NZB files, download from Usenet server and run PAR and RAR in order to extract the files.
SuperNZB provides RAR, PAR and PAR 2 file decoders, together with a SFV file checker.
SuperNZB's custom designed architecture enables you to download more than one gigabyte per hour through a 5,000 kbps cable modem.
Operating system:Mac OS X 10.4 or later