MP3 Trimmer does not run under the latest Mac OS.

MP3 Trimmer lets you cut off portions of MP3 files, fast and easy, without re-encoding. Normally, you would need to convert the MP3 file to an editable audio format, like AIFF or Wave, edit the file, save it and then re-encode to MP3 again.

Features:

• Edit your MP3’s fast and easy - no more converting between audioformats
• Trim the desired portion, add fade-in / fade-out, change gain and even add silence
• Batch-edit in order to automate operations with large amounts of files
• Add and edit ID3 information in your MP3 files
• Split MP3 files or join several files together
• Built-in tools to help you analyze and repair broken MP3 files
• All operations are done at bit level, which means no quality loss at all
• Slick and intuitive interface - appreciated by people all over the world
• Try it out for FREE as long as you want before you decide to buy