WebM to MP4 Converter
Convert WebM videos to MP4 format directly in your browser
WEBM to MP4 Converter
Drag and drop your WEBM file here
or click to browse (max 500MB)
Loading conversion engine...
This converter works entirely in your browser. Your files are never uploaded to any server.
The conversion is performed using FFmpeg, which runs locally on your device.
Features
Our free online converter offers several advantages over other conversion services:
1
100% Private
Your files never leave your device. All processing happens right in your browser.
2
No Installation Required
No need to download or install any software. Just open the page and start converting.
3
High Quality Conversion
We use industry-standard FFmpeg technology to ensure high-quality conversion results.
Frequently Asked Questions
How does the WebM to MP4 converter work?
Our converter uses WebAssembly to run FFmpeg directly in your browser. When you upload a WebM file, it gets processed locally on your device and converted to MP4 format without ever being sent to a server.
Is there a file size limit?
Yes, currently we limit file sizes to 500MB to ensure smooth performance in the browser. For larger files, you might need to use a desktop application.
Why should I use this converter instead of others?
Unlike many online converters that require uploading your files to their servers, our tool processes everything locally. This means your files never leave your device, providing maximum privacy and security.
Cap is the open source Loom alternative
Record, edit, and share video messages with Cap. 100% open source and privacy focused.