Conversion Formats

Convert AMR to M4R

Convert Adaptive Multi Rate to MPEG 4 Ringtones Audio

Adaptive Multi Rate
Audio Read Write
This format was originally intended for voice compression and is able to change the bit rates of encoded audio data. AMR is actively used for encoding and decoding voice while its being transmitted over network channels. The format allows one to consider network capacity and adapt it to channel loads. Due to this, the voice quality is practically undiminished.
MPEG 4 Ringtones Audio
Audio Read Write
M4R – is a digital multimedia container format used to store audio in mono channel mode. This format is suitable for store ringtones and it is widely used by Apple iPhone for its ringtones. Needless to say that M4R and M4A formats shares many similar features.
Supported: Conversion from AMR to M4R is listed.

View AMR details View M4R details ← Back to all formats