Convert 3gpp to mkv

  1. Download and install the latest version of Filestar.

  2. Right click on one or more 3gpp file(s) on your desktop and select Convert with Filestar.

  3. Type convert to mkv in the search box.

  4. Press Convert.

Or let an AI agent do it: filestarcli -i file.3gpp -c "convert to mkv" (how).

Let your AI agent convert 3GPP to MKV

Claude Code, Codex, Cursor and other agents can do this on your computer with Filestar. Your files stay on your machine.

Install Filestar and add it to your agents:

npm install -g filestar
filestarcli agent install

Then ask your agent:

“Convert the 3GPP files in my Downloads folder to MKV”

Or run it yourself:

filestarcli -i file.3gpp -c "convert to mkv"

Runs on your computer, so your files stay on it. Works on Windows, macOS and Linux. 50 free conversions with the npm install, no account needed.

Can my AI agent convert 3GPP to MKV?

Yes. Install the Filestar CLI with npm install -g filestar and your agent can run filestarcli -i file.3gpp -c "convert to mkv" on your computer, so your files stay on it.

Using Filestar With AI Agents → · Download SKILL.md

What is the difference between .3gpp and .mkv?

Extension
.3gpp
.mkv
Format
Binary
Binary
Category
Video
Video
Developer
Third Generation Partnership Project
Matroska
Description
It is an audio and video file format specially created to send multimedia files over the internet and to save mobile phone videos. 3GPP was developed by the 3rd Generation Partnership Project.
An MKV file is a video container format similar to the .AVI, .ASF, and .MOV formats. It supports several types of audio and video codecs and may include .SRT, .SSA, or .USF (Universal Subtitle Format) subtitles. MKV files also support VobSub subtitles from DVDs.
MIME Type
video/3gpp
video/x-matroska

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