Video & MP3 converter,
without the upload.
Convert MP4 and WebM, extract MP3 audio, resize, change bitrate and framerate — right in your browser. Drag, drop, done.
How it works
- 1
Drop your video
Add an MP4 or WebM file. It's decoded locally with WebCodecs — no upload.
- 2
Set output
Convert to MP4 or WebM, or extract MP3 audio. Adjust resolution, bitrate and framerate.
- 3
Download
Save the converted video or audio. Nothing is ever sent to a server.
Frequently asked questions
Are my videos uploaded to a server?+
No. Video is decoded and encoded in your browser via the WebCodecs API and mediabunny. Your files never leave your device.
Can I extract MP3 audio from a video?+
Yes. Drop an MP4 or WebM and export just the audio track as an MP3.
What can I change during conversion?+
Output format (MP4 / WebM / MP3), resolution, bitrate and framerate.
Is it free?+
Yes — free, no signup, no watermarks.