Drop any file to identify it
We read file headers, not extensions. Nothing gets uploaded.
Drop it!
Let go to identify this file.
Couldn't identify this file
What is it
Google's open video format designed for the web. WebM uses VP8/VP9 or AV1 video codecs with Vorbis/Opus audio. Supported by all modern browsers and optimised for web streaming. Smaller files than MP4 at equivalent quality, but less compatible with standalone media players.
Technical details
Safety
What opens it
Any modern browser
VLC
Convert with fwip
Convert .webm files instantly in your browser. No upload, no signup, no subscription. Your files never leave your device.
Free in your browser. Batch processing & offline mode in the desktop bundle.
Related formats