A free app for Windows, by Vcsoftwares.
Mp3 Knife is the simplest way to extract audio clips from your Mp3. It can cut mp3 audio in just three clicks. You will get the exact same quality as the original. It is free and simple to use. There are no user interface or additional costs. This is the fastest tool of its kind.
The way it works is very simple. First, you will need to select the start and end points of the clip you want to extract. This can be done in a very simple and intuitive way. After that, you will need to press the "Save" button. You will get the saved clips in mp3 format only.