# Convert WebM to AMR

> Convert WebM to AMR online for free in seconds. Files are processed in a secure, isolated sandbox and deleted automatically. No sign-up, no watermarks.

URL: https://www.converterrr.com/webm-to-amr

- Runs in an isolated cloud sandbox with FFmpeg: files are deleted automatically, and the job uses cloud credits.
- Engines: FFmpeg (cloud).
- API: available. `POST /api/v1/jobs` with `"output_format": "amr"` (paid plans).
- More: [Video converter](https://www.converterrr.com/video-converter), [WebM converter](https://www.converterrr.com/webm-converter), [Compress WebM](https://www.converterrr.com/compress-webm).

## How to convert WebM to AMR

1. **Add your WebM files.** Drag and drop WebM files onto the converter, paste them, or click to browse. You can add several at once.
2. **Choose AMR.** AMR is already selected. Open Options if you want to change quality, size or metadata.
3. **Convert.** Click Convert. Files are processed in a secure cloud sandbox and are usually ready in seconds.
4. **Download your AMR.** Download each AMR file, or everything at once as a ZIP.

## Good to know

- Only the audio track is kept — the result is an AMR file you can play anywhere. Use Options to pick a bitrate.
- WebM files are typically used for video on websites and in browsers, while AMR is best for voice recordings from older phones.
- This conversion runs on FFmpeg in an isolated cloud sandbox. Files are encrypted in transit and deleted automatically.

## WebM vs AMR

|  | WebM | AMR |
| --- | --- | --- |
| Full name | WebM Video | Adaptive Multi-Rate |
| Type | Video | Audio |
| Extensions | .webm | .amr |
| MIME type | video/webm | audio/amr |
| Best for | video on websites and in browsers | voice recordings from older phones |
| Properties | lossy compression, open standard | lossy compression, legacy format |

**WebM:** WebM is an open, royalty-free video format designed for the web, using VP8/VP9 or AV1 video with Opus audio.

**AMR:** AMR is a speech codec used by mobile phones for voice recordings and calls.

## Related conversions

- [WebM to MP4](https://www.converterrr.com/webm-to-mp4) (in the browser)
- [MP3 to AMR](https://www.converterrr.com/mp3-to-amr) (cloud)
- [WebM to MP3](https://www.converterrr.com/webm-to-mp3) (in the browser)
- [MP4 to AMR](https://www.converterrr.com/mp4-to-amr) (cloud)
- [WebM to WebP](https://www.converterrr.com/webm-to-webp) (in the browser)
- [WAV to AMR](https://www.converterrr.com/wav-to-amr) (cloud)
- [WebM to MOV](https://www.converterrr.com/webm-to-mov) (in the browser)
- [MOV to AMR](https://www.converterrr.com/mov-to-amr) (cloud)
- [WebM to GIF](https://www.converterrr.com/webm-to-gif) (in the browser)
- [M4A to AMR](https://www.converterrr.com/m4a-to-amr) (cloud)
- [WebM to WAV](https://www.converterrr.com/webm-to-wav) (in the browser)
- [WebM to MKV](https://www.converterrr.com/webm-to-mkv) (in the browser)

## Convert WebM to other formats

[WebM to MP4](https://www.converterrr.com/webm-to-mp4), [WebM to MP3](https://www.converterrr.com/webm-to-mp3), [WebM to WebP](https://www.converterrr.com/webm-to-webp), [WebM to MOV](https://www.converterrr.com/webm-to-mov), [WebM to GIF](https://www.converterrr.com/webm-to-gif), [WebM to WAV](https://www.converterrr.com/webm-to-wav), [WebM to MKV](https://www.converterrr.com/webm-to-mkv), [WebM to M4A](https://www.converterrr.com/webm-to-m4a), [WebM to AVI](https://www.converterrr.com/webm-to-avi), [WebM to FLAC](https://www.converterrr.com/webm-to-flac), [WebM to AAC](https://www.converterrr.com/webm-to-aac), [WebM to OGG](https://www.converterrr.com/webm-to-ogg), [WebM to WMV](https://www.converterrr.com/webm-to-wmv), [WebM to Opus](https://www.converterrr.com/webm-to-opus), [WebM to M4V](https://www.converterrr.com/webm-to-m4v), [WebM to FLV](https://www.converterrr.com/webm-to-flv), [WebM to MPEG](https://www.converterrr.com/webm-to-mpeg), [WebM to 3GP](https://www.converterrr.com/webm-to-3gp), [WebM to WMA](https://www.converterrr.com/webm-to-wma), [WebM to TS](https://www.converterrr.com/webm-to-ts), [WebM to MPG](https://www.converterrr.com/webm-to-mpg), [WebM to AIFF](https://www.converterrr.com/webm-to-aiff), [WebM to VOB](https://www.converterrr.com/webm-to-vob), [WebM to M4B](https://www.converterrr.com/webm-to-m4b)

## Convert other formats to AMR

[MP3 to AMR](https://www.converterrr.com/mp3-to-amr), [MP4 to AMR](https://www.converterrr.com/mp4-to-amr), [WAV to AMR](https://www.converterrr.com/wav-to-amr), [MOV to AMR](https://www.converterrr.com/mov-to-amr), [M4A to AMR](https://www.converterrr.com/m4a-to-amr), [FLAC to AMR](https://www.converterrr.com/flac-to-amr), [MKV to AMR](https://www.converterrr.com/mkv-to-amr), [AAC to AMR](https://www.converterrr.com/aac-to-amr), [AVI to AMR](https://www.converterrr.com/avi-to-amr), [OGG to AMR](https://www.converterrr.com/ogg-to-amr), [WMV to AMR](https://www.converterrr.com/wmv-to-amr), [Opus to AMR](https://www.converterrr.com/opus-to-amr), [WMA to AMR](https://www.converterrr.com/wma-to-amr), [FLV to AMR](https://www.converterrr.com/flv-to-amr), [M4V to AMR](https://www.converterrr.com/m4v-to-amr), [MPEG to AMR](https://www.converterrr.com/mpeg-to-amr), [3GP to AMR](https://www.converterrr.com/3gp-to-amr), [AIFF to AMR](https://www.converterrr.com/aiff-to-amr), [MPG to AMR](https://www.converterrr.com/mpg-to-amr), [TS to AMR](https://www.converterrr.com/ts-to-amr), [M4B to AMR](https://www.converterrr.com/m4b-to-amr), [MTS to AMR](https://www.converterrr.com/mts-to-amr), [VOB to AMR](https://www.converterrr.com/vob-to-amr), [M2TS to AMR](https://www.converterrr.com/m2ts-to-amr)

## WebM to AMR: frequently asked questions

### How do I convert WebM to AMR?

Drop your WebM file onto the converter above, make sure AMR is selected, and click Convert. When it's done, download the AMR file — it usually takes a few seconds.

### Is it safe to convert WebM to AMR here?

Yes. Your file is sent over an encrypted connection to an isolated sandbox that's created for your job only, then both the original and the result are deleted automatically.

### Is the WebM to AMR converter free?

Yes. Cloud conversions like this one use credits, and you get free credits every day (3 without an account, 10 with a free account).

### Will converting WebM to AMR reduce quality?

AMR is a lossy format, but our defaults are tuned to be visually indistinguishable for most files. You can raise the quality under Options.

### Can I convert multiple WebM files at once?

Yes. Add up to 5 files at a time without an account, 10 with a free account and up to 500 on paid plans, then download them individually or as a single ZIP.