# Convert MKV to AMR

> Convert MKV 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/mkv-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), [MKV converter](https://www.converterrr.com/mkv-converter), [Compress MKV](https://www.converterrr.com/compress-mkv).

## How to convert MKV to AMR

1. **Add your MKV files.** Drag and drop MKV 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.
- MKV files are typically used for movies and series with multiple audio and subtitle tracks, 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.

## MKV vs AMR

|  | MKV | AMR |
| --- | --- | --- |
| Full name | Matroska Video | Adaptive Multi-Rate |
| Type | Video | Audio |
| Extensions | .mkv | .amr |
| MIME type | video/x-matroska | audio/amr |
| Best for | movies and series with multiple audio and subtitle tracks | voice recordings from older phones |
| Properties | open standard | lossy compression, legacy format |

**MKV:** MKV is a flexible open container that can hold unlimited video, audio and subtitle tracks in nearly any codec.

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

## Related conversions

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

## Convert MKV to other formats

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

## MKV to AMR: frequently asked questions

### How do I convert MKV to AMR?

Drop your MKV 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 MKV 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 MKV 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 MKV 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 MKV 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.