- Convert Online
- Audio Converters
- MP3 to AMR
Convert MP3 to AMR
Convert MP3 to AMR in your browser. Your audio files are processed on your device and are not uploaded.
12.2kAMR uses narrowband bitrates suitable for voice. 12.2 kbps offers the best quality supported by the codec.
AMR uses narrowband bitrates suitable for voice. 12.2 kbps offers the best quality supported by the codec.
1AMR only supports mono audio. Stereo input will be downmixed to mono.
AMR only supports mono audio. Stereo input will be downmixed to mono.
8000AMR only supports a sample rate of 8000 Hz, suitable for narrowband voice audio.
AMR only supports a sample rate of 8000 Hz, suitable for narrowband voice audio.
4. Download converted files
Private browser conversion: Your files stay on your device. Large files may take longer, and some formats depend on browser codec support.
How to use this MP3 to AMR Converter?
- Choose one or more files or drop them into the input area.
- Adjust the available settings, then click Convert. Processing stays in this browser; nothing is uploaded.
- Download each result or download a ZIP for multiple files. Results disappear when you leave this page.
{
"convert": "mp3-amr",
"multiple": true,
"from": "mp3",
"to": "amr",
"note": "AMR is designed for speech and mobile telephony. It only supports mono (1 channel) and a fixed sample rate of 8000 Hz. Suitable for voice recordings, not music.",
"controls": [
{
"type": "dropdown",
"name": "bitrate",
"label": "Audio Bitrate",
"options": [
{
"label": "4.75 kbps",
"value": "4.75k"
},
{
"label": "5.15 kbps",
"value": "5.15k"
},
{
"label": "5.90 kbps",
"value": "5.90k"
},
{
"label": "6.70 kbps",
"value": "6.70k"
},
{
"label": "7.40 kbps",
"value": "7.40k"
},
{
"label": "7.95 kbps",
"value": "7.95k"
},
{
"label": "10.2 kbps",
"value": "10.2k"
},
{
"label": "12.2 kbps (Max)",
"value": "12.2k"
}
],
"defaultValue": "12.2k",
"desc": "AMR uses narrowband bitrates suitable for voice. 12.2 kbps offers the best quality supported by the codec."
},
{
"type": "dropdown",
"name": "channels",
"label": "Audio Channels",
"options": [
{
"label": "Mono (1 channel)",
"value": 1
}
],
"defaultValue": 1,
"desc": "AMR only supports mono audio. Stereo input will be downmixed to mono."
},
{
"type": "dropdown",
"name": "sample_rate",
"label": "Sample Rate (Hz)",
"options": [
{
"label": "8000 Hz",
"value": 8000
}
],
"defaultValue": 8000,
"desc": "AMR only supports a sample rate of 8000 Hz, suitable for narrowband voice audio."
}
],
"type": "audio",
"operation": "convert"
}
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