VideoConverter

Convert, trim and resize video in your browser. Files never leave your device.

Open full screen First use downloads about 31 MB. Best in desktop Chrome, Edge or Firefox.

Formats

MP4, WebM, MOV, MKV, AVI, WMV, animated GIF, or audio-only MP3, M4A and WAV. Resize to 360p–1080p, rotate, flip, mute or trim.

Built with

A rebuild of an old PHP tool of mine, now plain JavaScript on ffmpeg.wasm with no server side.

To do

Download videos from online services such as YouTube, then convert them.