Following the track of other GNU applications, the Audacity is a complete financial application that is made by many developers, so it's really useful for all users.
Audioci Portable is the popular audio editor audio editor but now it is packaged as a portable app, so that you can take everything you need to go and edit your audio files with just your USB flash drive, portable hard drive, IPod or any portable device and using it on a PC
Thanks to that, you'll be able to perform the most common functions included in other audio version tools, such as playing and tracking tracks, but you'll also be able to add effects or add advanced options like mixing files and songs.
It is very easy to use thanks to an intuitive and fresh interface, which will enjoy your audio functions.
It supports most used formats like WAV, AIFF, WM, MP3 ... and it's totally free!