Free studio is software pack that allows you to work with media files and convert from one video and audio file format to another; you can use some of the included applications to also burn DVDs and music CDs, download YouTube videos, extract the sound from YouTube videos in mp3 format, watch and listen to video and audio files on portable devices such as iPhone, iPod, PSP, Blackeberry and perform other many operations. The pack has more than 20 different tools and applications, which are designed to make working with different media files much easier.

Audacity is open source software designed to edit and record audio. It runs on a number of operating systems and can edit sounds in a variety of different formats including WAV, MP3 and OGG.