From Agree Software:
Agree MP3 to Ringtone Converter is powerful audio converter software that lets you convert your MP3 and other audio format files to AMR format used by your cell phone. You can convert from MP3, AAC, AC3, M4A, OGG, and WAV to MP3, AAC, AC3, AMR, M4A, OGG and WAV format quickly and easily. The conversion is performed in batch mode, which means that you can easily convert an entire list of audio files to one audio format you want with very little effort. Sample conversions include MP3 to AMR, AAC to MP3, OGG to AMR, WAV to MP3. Version 5 may include unspecified updates, enhancements, or bug fixes.
What's new in this version:
Version 5 may include unspecified updates, enhancements, or bug fixes.