Below are some online web sites for doing basic audio editing and creating mp3 ringtones.
|Makeownringtone.com is a free service without registration requirement that allows uploading mp3, ogg, wma file formats. Features include selecting portions and audio processing options available in advanced and expert modes like Fade, Chorus, Echo, Speed, Bass etc. Output can downloaded be in mp3, ogg, aac, mp4, mmf, mpc and qcp formats or can get a WAP link.|
SmartMp3Splitter is free simple web service that allows you to upload only mp3 files and cut the portion you want and download the selected part in mp3 format.
|ConvertMp3ToRingtoneOnline.com is another free service that lets you upload the mp3, cut, download the selected part. Scroll down the page to use the app. It requires you to enter Song Name, Artist which makes it appear in index and others can download too.|