# Convert RMVB to MKV

> Convert RMVB to MKV 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/rmvb-to-mkv

- 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": "mkv"` (paid plans).
- More: [Video converter](https://www.converterrr.com/video-converter), [RMVB converter](https://www.converterrr.com/rmvb-converter).

## How to convert RMVB to MKV

1. **Add your RMVB files.** Drag and drop RMVB files onto the converter, paste them, or click to browse. You can add several at once.
2. **Choose MKV.** MKV 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 MKV.** Download each MKV file, or everything at once as a ZIP.

## Good to know

- RMVB files are typically used for older shared video files, while MKV is best for movies and series with multiple audio and subtitle tracks.
- This conversion runs on FFmpeg in an isolated cloud sandbox. Files are encrypted in transit and deleted automatically.

## RMVB vs MKV

|  | RMVB | MKV |
| --- | --- | --- |
| Full name | RealMedia Variable Bitrate | Matroska Video |
| Type | Video | Video |
| Extensions | .rmvb | .mkv |
| MIME type | application/vnd.rn-realmedia-vbr | video/x-matroska |
| Best for | older shared video files | movies and series with multiple audio and subtitle tracks |
| Properties | legacy format, proprietary | open standard |

**RMVB:** RMVB is the variable-bitrate version of RealMedia, once common for sharing TV series.

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

## Related conversions

- [RMVB to MP4](https://www.converterrr.com/rmvb-to-mp4) (cloud)
- [MP4 to MKV](https://www.converterrr.com/mp4-to-mkv) (in the browser)
- [RMVB to MP3](https://www.converterrr.com/rmvb-to-mp3) (cloud)
- [MOV to MKV](https://www.converterrr.com/mov-to-mkv) (in the browser)
- [RMVB to WebP](https://www.converterrr.com/rmvb-to-webp) (cloud)
- [GIF to MKV](https://www.converterrr.com/gif-to-mkv) (in the browser)
- [RMVB to MOV](https://www.converterrr.com/rmvb-to-mov) (cloud)
- [WebM to MKV](https://www.converterrr.com/webm-to-mkv) (in the browser)
- [RMVB to GIF](https://www.converterrr.com/rmvb-to-gif) (cloud)
- [AVI to MKV](https://www.converterrr.com/avi-to-mkv) (in the browser)
- [RMVB to WAV](https://www.converterrr.com/rmvb-to-wav) (cloud)
- [WMV to MKV](https://www.converterrr.com/wmv-to-mkv) (in the browser)

## Convert RMVB to other formats

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

## Convert other formats to MKV

[MP4 to MKV](https://www.converterrr.com/mp4-to-mkv), [MOV to MKV](https://www.converterrr.com/mov-to-mkv), [GIF to MKV](https://www.converterrr.com/gif-to-mkv), [WebM to MKV](https://www.converterrr.com/webm-to-mkv), [AVI to MKV](https://www.converterrr.com/avi-to-mkv), [WMV to MKV](https://www.converterrr.com/wmv-to-mkv), [M4V to MKV](https://www.converterrr.com/m4v-to-mkv), [3GP to MKV](https://www.converterrr.com/3gp-to-mkv), [FLV to MKV](https://www.converterrr.com/flv-to-mkv), [MPEG to MKV](https://www.converterrr.com/mpeg-to-mkv), [TS to MKV](https://www.converterrr.com/ts-to-mkv), [MPG to MKV](https://www.converterrr.com/mpg-to-mkv), [MTS to MKV](https://www.converterrr.com/mts-to-mkv), [VOB to MKV](https://www.converterrr.com/vob-to-mkv), [M2TS to MKV](https://www.converterrr.com/m2ts-to-mkv), [APNG to MKV](https://www.converterrr.com/apng-to-mkv), [OGV to MKV](https://www.converterrr.com/ogv-to-mkv), [MXF to MKV](https://www.converterrr.com/mxf-to-mkv), [DivX to MKV](https://www.converterrr.com/divx-to-mkv), [3G2 to MKV](https://www.converterrr.com/3g2-to-mkv), [RM to MKV](https://www.converterrr.com/rm-to-mkv), [F4V to MKV](https://www.converterrr.com/f4v-to-mkv), [ASF to MKV](https://www.converterrr.com/asf-to-mkv)

## RMVB to MKV: frequently asked questions

### How do I convert RMVB to MKV?

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

### Is it safe to convert RMVB to MKV 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 RMVB to MKV 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 RMVB to MKV reduce quality?

No — MKV preserves the content of your RMVB file as faithfully as the format allows.

### Can I convert multiple RMVB 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.