MPG to MKV - Online Video Converter
Convert MPG to MKV online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.
About MPG to MKV
Convert MPG to MKV. MPG is the short-extension alias of the MPEG program-stream container. MKV is an open container holding multiple video, audio, and subtitle tracks. Only the selected tracks carry over, so pick audio and subtitles first..
Why convert MPG to MKV?
- Smaller files with MKV lossy compression.
- Keep animation and transparency where supported.
- Private, no upload - runs in your browser.
MPG vs MKV
| Animation | Yes | Yes |
|---|---|---|
| Transparency | No | Yes |
| Compression | lossy | lossy |
| Typical use | MPG is the short-extension alias of the MPEG program-stream container. | MKV is an open container holding multiple video, audio, and subtitle tracks. |
When not to convert MPG to MKV
- Skip MKV for archival masters: lossy compression discards detail, so keep the MPG original.
- Keep a master copy: repeated exports stack small losses, so archive MPG before batch MKV shares.
Limits
Starting point: MPG - MPG is the short-extension alias of the MPEG program-stream container. Same payload as MPEG; rename or convert without quality change. Only the selected tracks carry over, so pick audio and subtitles first. Encode MKV (H.264 / AAC) from MPG at a bitrate near the source, and confirm the audio track before converting.
How conversion works
Conversion runs entirely in your browser with FFmpeg WASM. Files never leave your device.