MakeOwnRingtone.com - Make your own ringtone! Follow the steps:
Format Factory - Format Factory is software that allows the user to convert media into various file formats. The software is a product of PC Free Time, a Chinese software development company. Read more about Format Factory.
Switchr.net - Switchr is a free online audio converter site that lets you convert audio files on the fly.
Song Cutter and Ringtone Maker - Free Online Ringtone Maker
i39 - i39 is a lightweight and efficient OS X app that manages to reduce the whole ringtone creating...
Audiko - Audiko Ringtones is a free to use mobile application that can help you customize your mobile phone by setting the most beautiful images your background and the most popular ringtones as your notification signals.