New version Sound Normalizer 7.2 was released on March 21, 2016. http://www.kanssoftware.com
Changes in the Sound Normalizer 7.2:
Added support of Ogg Tags ("METADATA_BLOCK_PICTURE", "COVERART", "COVERARTMIME") for Ogg files.
Improved support of Ogg Tags for Ogg files.
Improved support of RIFF INFO tags, Wave files.