Zamzar - Free conversion online of many type of documents (images, text, video, audio...
MP3 Converter - Mp3 Converter is a free to use as YouTube to MP3 converter that allows you to convert and download YouTube to MP3, MP4, F4V and 3GP formats.
Online Convert - Convert files like images, video, documents, audio and more to other formats with this free and fast online converter.
Absolute Audio Converter - Absolute Audio Converter is an award-winning audio converting software.
Convertio - File Conversion in the Cloud
Online Audio Converter - Online Audio Converter is an online tool that converts any audio file into multiple formats including,mp3, wav, iPhone ringtone, m4a, flac, ogg, and more.