Video Converter
Last updated: June 1, 2026In-browserConvert video to MP4, WebM, MOV, MKV, GIF or MP3.
Video Converter is a free online tool to convert video to MP4, WebM, MOV, MKV, GIF or MP3. It runs entirely in your browser, so your files never leave your device — nothing is uploaded. There's no sign-up, no watermark, and it works on any modern browser on desktop or mobile.
How to use Video Converter
The Video Converter changes videos between MP4, WebM, MOV, MKV, animated GIF and MP3 audio — entirely in your browser. It's the quick way to make a clip play on a device that's fussy about formats, prepare a clean upload, or pull just the audio. Files never leave your device, with no watermark and no sign-up.
Read the full guide: How to Convert Video Formats Online (Free)
- 1Drop in your video file.
- 2Choose the output format: MP4, WebM, MOV, MKV, GIF or MP3.
- 3Convert and download — processed locally on your device.
Six formats in one tool
Convert to MP4, WebM, MOV, MKV, GIF or extract MP3 audio without switching tools.
Private and watermark-free
In-browser FFmpeg means no upload and a clean output file.
Universal MP4 output
Convert anything to H.264 MP4 that plays on every phone, browser and editor.
Video Converter — frequently asked questions
What can I convert between?
MP4, WebM, MOV and MKV video, plus animated GIF and MP3 audio output.
Can I convert a video to MP3?
Yes — choose MP3 as the output to extract just the audio track.
Is the video converter free?
Yes, it's free with no watermark and no account, and it runs on your device.
Are my files uploaded anywhere?
No. Conversion happens in your browser with WebAssembly FFmpeg; your file is never sent to a server.
Which output format should I pick?
MP4 (H.264) for maximum compatibility, WebM for the smallest web files, GIF for short silent loops, and MP3 for audio only.
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