YouTube to WebM Converter

Convert YouTube video to WebM online with downvideo. Save public YouTube videos and Shorts with their available audio for web playback and projects that accept WebM video. Download YouTube video as WebM directly from your browser—no login, app, or extension required.

Up to 1 GB and 1 hour. Files are available for 24 hours.

Supported platform:YouTubeYouTube Shorts

ResolutionChoose a maximum resolution from 360p to 8K. Actual quality depends on the source video; lower quality may be used when your selection is unavailable. We do not upscale videos.
Resolution

Waiting for verification settings

Downloaded YouTube Videos

Copy & Paste YouTube video link to start downloading

Convert YouTube Video to WebM in 3 Steps

  1. Copy the YouTube video link

    Copy a public YouTube watch, Shorts, or youtu.be link for content you own or have permission to download.

  2. Choose WebM and resolution

    Paste the link, keep WebM selected, and choose 360p, 480p, 720p, 1080p, 1440p, 4K, or 8K. Available quality depends on the source.

  3. Download your WebM file

    Follow the task progress, then select Get file to save the .webm file. Collect it within 24 hours using the same browser session.

What WebM Is Used For

WebM combines video and audio in a web-oriented container. The service prefers available WebM streams and converts compatible source streams when needed. Typical uses include browser-based video playback and web media projects that support WebM.

Why Convert YouTube to WebM?

Choose WebM for a website or media project that accepts WebM video, especially when the available source already uses suitable WebM streams.

WebM support varies by browser, player, and editing application. Choose MP4 if your destination requires MP4.

YouTube to WebM Converter Features

WebM video output

WebM combines video and audio in a web-oriented container. The service prefers available WebM streams and converts compatible source streams when needed.

Source resolution up to 8K

Choose a maximum resolution from 360p through 8K. Lower source quality remains lower quality; the converter does not upscale missing detail.

Use WebM in your workflow

Download a .webm file for web playback and projects that accept WebM video. Check that your destination application supports the file and its codecs.

Free online conversion

Paste a link and follow progress in your browser. No account, software installation, or browser extension is required. Service limits apply.

Public videos and Shorts

Use one supported public YouTube video or Short per task. Playlists, private content, and live streams are not supported.

Understand the output quality

WebM support varies by browser, player, and editing application. Choose MP4 if your destination requires MP4.

Only download YouTube videos that you own, have permission to download, or are otherwise authorized to use. Public availability does not mean a video is free of copyright restrictions, and personal or non-commercial use alone does not grant permission to download it.

You are responsible for ensuring that your downloads and any copying, sharing, modification, or commercial use comply with applicable copyright laws, the content owner’s permissions, and the source platform’s terms. downvideo does not grant rights to third-party content and is not affiliated with or endorsed by YouTube or Google.

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YouTube In-Text Citation Generator

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FAQs

How do I convert YouTube video to WebM?

Paste a supported public YouTube URL into this YouTube to WebM Converter, select WebM and a resolution, and follow its progress. Select Get file when the task is ready.

Can I download YouTube video as WebM?

Yes, for supported public videos you are authorized to download. The output is a WebM video with available source audio. The file extension is .webm.

What is WebM useful for?

WebM combines video and audio in a web-oriented container. The service prefers available WebM streams and converts compatible source streams when needed.

Does converting to WebM improve quality?

WebM support varies by browser, player, and editing application. Choose MP4 if your destination requires MP4.

Can I convert YouTube Shorts to WebM?

Yes. Paste a public YouTube Shorts link you have permission to use. The same format settings and service limits apply.

Which devices can download WebM files?

Use a modern browser on a phone or computer. Your browser saves the file to its configured download folder or asks for a location. Playback requires an application that supports WebM.

Do I need to sign in or install a converter?

No account or installation is required. Complete the security check if requested and stay in the same browser session to collect your file.

What are the WebM conversion limits?

Submit one video per task, up to 60 minutes and within the 1 GiB output limit. Rate, queue, and processing limits apply. Finished files expire after 24 hours.

Which YouTube links are supported?

Use an HTTPS link to one public video from YouTube or YouTube Shorts. Standard watch links, youtube.com/shorts links, and youtu.be share links are supported. Playlists, live streams, and videos requiring login are not supported.

  • youtube.com/watch?v={video_id}
  • youtube.com/shorts/{video_id}
  • youtu.be/{video_id}