Free · No sign-up · Up to 4K
YouTube to WebM
Download YouTube videos in WebM format. WebM delivers excellent quality at smaller file sizes, especially for 4K content.
MP4WebM4K1080p720pAudioShortsNo Watermark
No login or account requiredNo watermarks on downloadsUp to 4K qualityWorks on any device
About YouTube to WebM
WebM is Google's open video format and is the native format for high-resolution YouTube streams (1440p and 4K). Downloading as WebM often gives you higher quality at smaller file sizes compared to MP4.
- Native YouTube format for 1440p and 4K content
- Smaller file sizes than MP4 at the same quality
- Open, royalty-free format
- Supported by Chrome, Firefox, VLC, and more
- Best choice for high-resolution downloads
Frequently Asked Questions
Does WebM play on iPhone or Mac?
WebM plays natively in Chrome and Firefox. On Mac, VLC Media Player supports it. On iPhone, you may need a third-party player app like VLC.
When should I choose WebM over MP4?
Choose WebM for 1440p and 4K downloads — the file sizes are smaller and quality is higher. Choose MP4 for maximum device compatibility at 1080p and below.