SolveigMM WMP Trimmer enables you to turn your Windows Media Player into a versatile music cutter. However, it only gives users a 21-day free trial with a 10 minutes output restriction. If you want to use its full feature without limitations, you need to pay $34.95 for the home edition or $99.00 for the business edition. So here we also introduce WonderFox Free HD Video Converter Factory for you to easily cut MP3 files. It's the best free alternative to the Windows Media Player plugin, SolveigMM WMP Trimmer. The software is totally free and has no limits on file size and length. Just follow the tutorial to learn about how to edit audio files with the software.