Convert MKV to WebM

The fastest way to save MKV files as WebM. Runs 100% in your browser for maximum privacy.

How to convert

1

Select your MKV

Drag and drop your file above. No upload needed.

2

Processing

Airlock uses your device's CPU to convert the video data instantly.

3

Download WebM

Save your new WebM file immediately.

Why convert to WebM?

WebM is optimized for the web. It offers high quality at smaller file sizes, making it perfect for websites and HTML5 players.

Secure Local Conversion

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