From Convert Audio Free:
OGG is an open source sound format which is unrestricted by software patents and is designed to provide for efficient streaming and manipulation of high quality digital multimedia. It is a popular sound format which is used widely by many users. Free OGG Converter is an audio converter application which converts all your OGG audio files to many popular formats such as mp3, wav, wma, m4a, aac and Free Lossless Audio Codec or flac. The speed of conversion is really fast. Also the application is extremely easy to use; just select input file and press Convert button and there you go. The converted file will be saved in the same directory as input file. The best thing about this simple tool is that it has no settings and this is good because many people don't know what to do with all that confusing settings like Encoder Type, Sample Rate, Channel, Bitrate and all other annoying settings. This application does it all for you and there is no need to be worried about professional knowledge of sound files because it converts all files based on the input file settings. So this makes the app very simple and easy to use. In fact, it requests only one thing and that is the name of file to be converted.