Convert MP3 Files to AMR on Your Device

Convert MP3 to AMR in your browser for compact speech delivery. The source remains on your device throughout local processing.

Drop files here or browse (MAX 50 MB)

Max 50 MB per file

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When your browser supports it, your audio plays here. You can still convert your file if preview does not load.

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File name

Adapt easy sharing to a workflow built for compact speech delivery
Supply AMR when an editor, player, or delivery form will not accept MP3
Create a AMR copy from MP3 for telephony recordings and voice-focused mobile systems

On-device encoding can work the processor harder than ordinary playback during this MP3-to-AMR job.
Large MP3 inputs may take several minutes on older hardware.
Compare the AMR duration with the source before publishing.

AMR serves telephony recordings and voice-focused mobile systems, whereas MP3 commonly serves phones, websites, podcasts, and universal playback.
For MP3-to-AMR delivery, plan for poor suitability for music.
After leaving MP3, the receiving app must support the streams encoded inside AMR, not only its extension.

MP3 to AMR taking too long? Check available memory; long, high-resolution sources need substantially more.
AMR converted from MP3 not opening? Test a compatible player and inspect the output streams.
If AMR is rejected, compare its codec and stream settings with the destination specification.

When does MP3 to AMR conversion make sense?

It is useful when MP3 media created for easy sharing must enter a AMR system designed for compact speech delivery.

Where is the MP3 source processed?

The browser prepares AMR from MP3 on this device instead of sending the source to a remote conversion server.

How can I approve AMR converted from MP3?

Test the AMR file in the receiving app and compare duration, channels and loudness with the MP3 source.

Quick use cases