iWellsoft All To AMR MP3 AAC AC3 Converter does precisely what its title says. Using this software you will be able to not only convert audio files from one into another, but also extract audio from video files and save it as Mp3, AAC, AC3 and AMR files. This program supports a very vast quantity of audio and video formats, including AVI, ASF, MPG, XviD, SVCD, AC3, AMR, Mp3, AAC and so on. iWellsoft All To AMR MP3 AAC AC3 Converter allows you to set some advanced parameters before converting your files. Before converting, you will be able to modify your files' bit rate, sample rate and audio channels (mono and stereo). If you want to convert many files at once and you think it is going to take too long, you can set the program to shut down your computer automatically once it has finished converting. Once you have added files into the program's main window, you will be able to play them by simply clicking the 'play' button. The program's interface will guide you on how to get your files converted. In case you need it, there is a help menu on the application's main window.