AMR → MP3
AMR to MP3
Convert one supported AMR-NB speech track into MP3.
Temporary cloud processing. Enable JavaScript to select and convert a file.
About this conversion
What happens
The exact AMR header and codec are checked before fixed MP3 conversion.
Limits
250 MiB input. 15 minutes, up to 0×0, and 100 MiB output.
Things to know
Version 1 accepts mono 8 kHz AMR-NB only, not AMR-WB. AMR-WB, multichannel audio, malformed frames, extra streams, or invalid MP3 fail closed.