From Joy RingTone Software:
Joy RingTone Converter enables you to create your own ringtones by converting your MP3, WAVE files and CD tracks to the most common Ringtone format, including MMF, AMR, MP3, MIDI, WAV, AAC and MP4. The contained CD Ripper extracts digital audio CD tracks to audio formats WAV and MP3 with excellent output quality and high ripping speed, and the MP3 Compressor can reduce the MP3 file size up to 30%-70%, save valuable space on your Mobile Phone.
There's also a batch conversion function for converting MP3 or WAV files to RingTones automatically.
Fast and perfect quality, very easy to use interface;
Directly convert selected part audio to Mobile Ringtone as MMF AMR, MIDI, MP3, WAV, AAC, MP4, 3GP!
Convert CD to MP3/WAV;
Convert avi, mpg, mpeg, 3gp, mp4 and rmvb video to mp3, amr, mmf ringtone;
Reduce MP3 file's size up to 30%-70% with the MP3 Compressor;
Batch conversion supports, saving your time;
All ID3 information will be copied to the new MP3 files;
Automaticly gathers MP3 titles to MMF files;
Save & transmission copy status settings and sampling frequency setting for MMF;
Professional MIDI converter with extended options;
Setup AMR quality;
More options to configure the ringtone quality.