10 best YouTube to WebM converters Recommended

Try Wondershare UniConverter for free now!

Best YouTube to WebM converter to convert YouTube videos to WEbM format.

With billions of videos shared on YouTube, it's obvious you may want to save some for offline playback. But there's a problem; YouTube doesn't allow viewers to download videos locally. Therefore, you have to find an app to convert YouTube to WebM. But why not MP4? Okay, WebM uses VP9/VP8 video codec and Opus/Vorbis audio codec, which offer better audiovisual quality than MP4's H.264 video codec and ACC audio codec. Even better, most modern media players support WebM playback. So, let's discover the best YouTube to WebM converter for offline and online use.

Part 1. Top 5 YouTube to WebM converters for Windows, Mac, iOS, and Android

1. Wondershare UniConverter

youtube to webm
Average rating 4.7/5
Compatibility Mac and Windows
Download YouTube to WebM
Convert video to WebM
Adverts X
Watermark X

Wondershare UniConverter is the best YouTube to WebM converter for Mac/Windows. It's simple to understand and losslessly extracts YouTube to WebM, MP4, MTS, 3GP, VOB, AVI, MKV, and other video formats. Besides videos, UniConverter can also convert YouTube to audio and device-optimized presets like iPhone 13, iPhone 12, Samsung S21, Blackberry, etc. In addition, this downloader supports downloads from 10,000+ websites like Dailymotion, Vimeo, Likee, TikTok, etc. And lest I forget, UniConverter boasts editing capabilities like trimming, splitting, cropping, rotating, applying motion effects, changing background, and more.

wondershare uniconverter 13

Wondershare UniConverter — All-in-one video solution for Mac and Windows.

safe video converter free download Security Verified. 3,591,664 people have downloaded it.

90x faster to convert YouTube to WebM.

Save YouTube videos to WebM without any hassle.

Support more than 1,000 video, image, and audio formats.

Compress your video, audio, and image files without quality loss.

Save any online video or music from more than 10,000 platforms and sites.

AI-powered features such as Smart Trimmer, AI Portrait, Background Remover take your video to the next level.

The complete video toolbox to convert, compress, edit videos, burn DVDs, and much more.

2. EaseUS Video Converter

youtube to webm converter
Average rating 4.5/5
Compatibility Mac and Windows
Download YouTube to WebM
Convert video to WebM
Adverts X
Watermark X

EaseUS Video Converter is an easy and intelligent WebM video converter for Mac and Windows PCs. With it, you can download YouTube videos in bulk straight to WebM, MP4, MOV, MTS, 3GP, and other digital video formats. Also, EaseUS Video Converter supports 4K, HD, and 8K downloads. You can even convert YouTube to audio formats like OGG, Vorbis, MP3, AAC, M4R, AU, and many others. What's more, it supports video downloads from 1,000+ video-hosting websites like Vimeo, Dailymotion, CBS, etc.

3. VideoProc Converter

webm from youtube
Average rating 4.4/5
Compatibility Mac and Windows
Download YouTube to WebM
Convert video to WebM
Adverts X
Watermark X

VideoProc Converter is a multi-purpose software for Mac/Win. It houses a super-fast downloader that can losslessly extract WebM from YouTube. Not only YouTube, but it's also compatible with other 1,000+ websites like Twitch, SoundCloud, Facebook, and more. Meanwhile, you can convert the downloaded videos to MP4, MOV, MTS, MP3, M4A, M4R, and more. VideoProc also features a 4K editor for cutting, cropping, rotating, compressing, etc. And best of all, it has a smooth screen recorder.

4. The Video Converter

The Video Converter
Average rating 4.3/5
Compatibility iOS
Download YouTube to WebM X
Convert video to WebM
Adverts
Watermark X

The Video Converter is a YouTube to WebM converter for iPhone and iPad. With this highly-rated app, you can import files from iPhone drive or iCloud before converting WebM, MOV, MP4, GIF, MP3, etc. Also, the conversion speed is super-fast. And after converting the video to WebM, you can natively open it on your favorite iPhone media player. But unfortunately, The Video Converter doesn't support batch conversions. What's worse, there are no direct downloads here. So, keep reading to find out more options.

5. Tubemate for Android

youtube to webm converter Tubemate for Android
Average rating 4.3/5
Compatibility Android
Download YouTube to WebM X
Convert video to WebM
Adverts
Watermark X

As the name hints, Tubemate for Android is an Android app for converting YouTube to WebM and other standard video formats. It can batch download YouTube videos and save them as MP3, WebM, MP4, OGG, etc. Also, Tubemate for Android allows you to preset the video resolution as 1080p, 720p, 480p, 360p, and more. Another thing, you can save your videos into the smartphone's internal storage or SD card. Sadly, it doesn't support Facebook downloads.

Part 2. 5 best YouTube to WebM converters online for free

1. Online YouTube to WebM Converter

Online YouTube to WebM Converter

This is a web-based YouTube to WebM encoder for mobile and PCs. It's a relatively simple to use WebM converter. Just paste the YouTube video URL link, choose WebM as the target format, and tap Download. Besides WebM, Online YouTube to WebM Converter also supports MP4, MP3, FLAC, OGG, WAV, AAC, and OPUS downloads. You can even download videos in 8K or 4K. One more thing, you can download videos from Twitch, TikTok, Facebook, SoundCloud, etc.

Pros

Simple ad-free user interface.

Download YouTube to WebM or MP4.

It supports audio downloads.

4K and 8K downloads supported.

Cons

Slow rendering speed.

Nothing else.

2. YouTube to WebM Converter

YouTube to WebM Converter

YouTube to WebM Converter is another online tool To save you time when extracting WebM from YouTube. On this website, just paste the YouTube video's URL link and download it to WebM. You can also convert YouTube to OGG, WMV, MP4, and AVI formats. What's more, it features a YouTube audio and video cutter to trim and mute your video before transcoding to WebM. However, video downloads can only reach 45 minutes. In addition, the video loading speed is painfully slow.

Pros

Convert YouTube to WebM, MP4, WMV, and AVI.

It supports OGG, MP3, and FLAC downloads.

Cut and mute YouTube before converting.

No annoying adverts.

Cons

Maximum of 45-minute downloads.

Slow video download speed.

3. Media.io

youtube to webm converter Media.io

Still not convinced with the two online options above? I'm sure Media.io is what you're hoping to find. This neatly arranged and feature-rich tool allows you to convert between 1,000+ file formats, including YouTube to WebM. Here, just tap the YouTube icon, paste the video link, and tap "Add." Media.io will then process your video in record time. In addition to WebM, you can also convert YouTube to FLV, DAT, MTS, M2TS, 3GP, VOB, and more. And, of course, extracting audio from YouTube is allowed.

Pros

Super-fast rendering speed.

1,000+ supported file formats.

Extract audio from YouTube.

Excellent video editor for trimming, splitting, rotating, etc.

Cons

100MB maximum conversion limit.

Only two concurrent conversions.

4. Online-Convert WebM Converter

Online-Convert WebM Converter

Online-Convert is one of the best WebM converters on this list. First of all, you can upload files from multiple websites, including YouTube, by merely pasting the URL link. You can also load videos from Google Drive and Dropbox. After that, Online-Convert lets you retouch the video screen dimensions, bitrate, sampling rate, and codec. You can also cut, rotate, flip, and crop videos. Additionally, you can normalize and mute videos.

Pros

Upload cloud-based videos.

It supports thousands of conversions.

Trim video with precision.

Change video codec.

Cons

Lots of confusing video customization settings.

Rendering speed is average.

5. Kapwing

youtube to webm converter Kapwing

Lastly, use Kapwing to edit and convert YouTube to WebM. It's simple; copy the video link, paste it on the field provided, and Kapwing will load it quickly and losslessly on the editing studio. Then, exploit the available video customization tools. For example, trim the video by merely dragging the trimming bars on each end. Kapwing also lets you customize the video aspect ratio, background, add text, apply filters, and many other elements. Overall, it's a fantastic online video editor and converter.

Pros

Multitrack video editing timeline.

Adjust video aspect ratio accordingly.

Trim and split videos.

Directly share edited videos on social media.

Cons

Painfully slow rendering speed.

It crashes with significant files.

Part 3. Bonus tip: How to convert YouTube to WebM easily?

Up to here, you must be wondering how to download and convert YouTube to WebM. But worry not because the steps below will walk you through doing that on Wondershare UniConverter. Follow me:

Step 1 Open the Downloader of UniConverter and copy the video link.

Open Wondershare UniConverter and tap the Downloader tab on the left taskbar. After that, open YouTube and copy the URL link of the video you want to download.

Open the YouTube downloader and copy the video link

Step 2 Set the YouTube download settings.

Go back to UniConverter and tap the "Download then Convert Mode" toggle before choosing WebM under the Video tab. Remember, you can also set the video output resolution.

Set the YouTube download settings

Step 3 Download and save the WebM video.

Now enable the "High Speed Download" toggle at the top-right corner to enjoy quick downloading sessions. Remember to also set a File Location for seamless file access after the download process. Finally, click the Download button to convert YouTube to WebM. As expected, you can download multiple links concurrently. Voila!

Download and save the WebM video
Try Wondershare UniConverter for free now!

Over 3,591,664 people have downloaded it to try the advanced features.

Conclusion

As you've seen, converting YouTube to WebM is excitingly easy with the right tools. If you're out of time or want to download short YouTube files like music, use the online tools to get the job done in seconds. But if you want to download a long movie or how-to tutorial, I recommend an efficient desktop tool like Wondershare UniConverter. Either way, happy conversions!

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