WebM to MP4 Converter
Convert any video format to MP4 while preserving quality. No upload required - everything happens securely in your browser.
Browser Not Supported
This tool requires the WebCodecs API, which is not supported in your browser. Please use Chrome, Edge, or Firefox for the best experience.
Select a video file
Drag and drop or click to browse
Converts WebM, MKV, AVI, and more to MP4
How it works
This tool uses advanced browser technologies to convert your video files directly on your device. We do not upload your video to any server. This ensures your content remains private and secure.
- Select a video file from your computer or enter a URL
- The tool converts your video to MP4 format
- Original resolution and quality are preserved
- Supports WebM, MKV, AVI, MOV, and many other formats
- Preview the converted video before downloading
- See file size and resolution information