3GP to MKV
Convert 3GP files to MKV in seconds, for free. Nothing to install.
Files are deleted from the server automatically after 1 h.
Why convert 3GP to MKV?
- MKV can hold several audio tracks and subtitles in one file — perfect for films and series.
- Convert in a few seconds right in your browser, without installing software.
You don't need to install any software to convert 3GP to MKV. Upload your file, choose MKV and download the result a few seconds later. The conversion runs on our servers and your file is deleted automatically after 1 h.
3GP vs MKV: comparison
| Feature | 3GP3GPP Mobile Video | MKVMatroska Video |
|---|---|---|
| Developer | 3GPP | Matroska |
| Released | 2003 | 2002 |
| Type | video | video |
| Compression | lossy | lossy |
| Opens with | VLC, MX Player, QuickTime | VLC, MPV, PotPlayer |
Tip: converting to 720p or 480p makes the file much smaller.
How it works
- Choose or drop your 3GP file.
- Pick MKV as the output format.
- Click “Convert” and download your file.
3GP to MKV: questions and answers
Will quality be lost when converting 3GP to MKV?
MKV uses compression, but at the default settings the difference is hard to hear or see. You can choose a higher bitrate in Options.
How long does 3GP to MKV conversion take?
It depends on the length: a short file takes a few seconds, a long video can take a few minutes. Progress is shown as a percentage.
What is the maximum 3GP file size?
Up to 500 MB per file and up to 20 files at once — for free.
Can I convert 3GP to MKV on my phone?
Yes. TezConvert works in any browser on Android and iPhone — no app needed.
How do I open a MKV file?
MKV files open in: VLC, MPV, PotPlayer.
Are my files safe?
Files are used only for the conversion, never shown to anyone, and deleted automatically after 1 h. The original is deleted right after conversion.
⇄ Need the opposite? Convert MKV to 3GP →