AMR to MP3 Converter is one free audio converter for AMR audio and MP3 audio, it can convert AMR audio to MP3 or convert MP3 audio to AMR. This software can support batch audio conversion; users can convert many files at one time.
Adaptive Multi-Rate (AMR) is used in speech coding and involves audio data compression. Audio data compression allows for more storage on voice files. ".amr" is a popular filename extension for AMR. Many cell phones use AMR for speech recording storage. MP3 is a proprietary format, it is a common audio format for consumer audio storage.
Users can use this program as one ringtone maker, if you like some music, you can use this software to make your style mobile ringtone by yourself.