Key Features

• High converting speed
  Capable of detecting CPU automatically and distributing multi-core to one task, this MP4 to MP3 converter processes all your conversion tasks in unbeatable high speed. And the speed will be promoted with the better performance of your system.
• Output files in custom size
  Compress a large file in the size you entered in Bitrate Calculator tool, or split a large file into several small ones to make the target files suit your media players better.
• Convert certain segment
  Set start time and duration of the segment to cast away the unwanted parts for getting the very part you love.
• Get multiple MP3 files from one
  Set as many profiles as you want from the same source file and adjust the profile settings for outputting various MP3 files with different settings.
• Edit ID3 tag
  The title, author, album, genre, composer, year and more ID3 tag information can be edited to help you categorize your music files.
• Run in background and after done action
  For your convenience, the program can be set to run in background and automatically execute the after done action after converting to save more system resources.
• Check for updates
  The MP4 to MP3 converter will check for updates automatically to give you all the latest functions and best conversion experience.
• Easy to operate
  The whole MP4 to MP3 conversion is as easy as winking: load source file and convert!