Converter365.com is a universal online tool for the conversion of a multitude of different formats that is also completely free of charge. To find the format you need, you can search nine categories Image, Vector, Video, Audio, Documents, Archive, Spreadsheet, Presentation, and E-Book.
Song Cutter and Ringtone Maker - Free Online Ringtone Maker
File Converter - Convert & compress everything in 2 clicks!
MakeOwnRingtone.com - Make your own ringtone! Follow the steps:
CR2toGPGconverter - If you need to open, edit or print the images from your Canon DSLR that are in CR2 format, you’ll have to convert them in JPG or some more accessible image format.
Switchr.net - Switchr is a free online audio converter site that lets you convert audio files on the fly.
AIFFconverter - Convert AIFF to MP3 format online for free. AIFFconverter.com is the best online tool around is that it’s completely free for unlimited daily conversions per user.