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10 best WebM video converters in 2024

Try Wondershare UniConverter for free now!

Best WebM converter to convert WebM to any format without quality loss.

WebM is an audiovisual file format launched in 2010 by Google. Compared to MP4, WebM is smaller and offers better overall quality. For this reason, platforms like Google and YouTube advise users to upload WebM videos as an alternative to MP4. But do you get the perfect WebM converter? With the myriad of offline and offline options, it can be challenging to land a WebM video converter that ticks all boxes. But fret not because I have done all the digging to unravel these ten excellent WebM converters to get the job done quickly and losslessly.

Part 1. 10 best WebM video converters [Free and Paid]

1. Wondershare UniConverter

webm converter
Average rating 4.7/5
Compatibility Mac and Windows
Conversion speed 90x faster
Supported formats 1,000+
Ads No

Wondershare UniConverter is the best all-in-one WebM file converter for Mac/Win. This program is simple to use and supports more than 1,000 file formats. Here, you can create a WebM file from MP4, MOV, FLV, AVI, MTS, 3GP, and other popular video formats. In addition, UniConverter supports basic video editing like trimming, cropping, merging, applying filters, changing the playback speed, and more. Moreover, you can download WebM videos from 10,000+ video-hosting sites like YouTube, Vimeo, Likee, TikTok, etc.


Simple to use.

Compatible with Mac/Win.

Supports 1,000+ formats.

Smooth screen recorder.

DVD burner with free menu templates.


Limited free version.

Nothing else.

wondershare uniconverter 13

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

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

90x faster to convert WebM to other video or audio formats easily and quickly.

Batch convert WebM files 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. CloudConvert WebM Converter

how to make a webm
Average rating 4.7/5
Compatibility Online
Conversion speed Fast
Supported formats 200+
Ads No

CloudConvert is another excellent WebM converter to make WebM online. In other words, CloudConvert can create WebM on iPhone, Android, Windows, Mac, and Linux. That said, this file converter supports more than 200 file formats spread across videos, audio, documents, images, archives, and more. Also, CloudConvert supports batch conversions. What's more, the UI is straightforward and ad-free. But unfortunately, free users can only convert 25 files per day.


It supports 200+ file formats.

Directly upload cloud and online files.

No adverts.

Flexible subscription plans.


Only 25 conversions per day.

No video editing support.

3. Movavi Free Video Converter

webm file converter
Average rating 4.2/5
Compatibility Mac and Windows
Conversion speed Fast
Supported formats 380+
Ads No

Movavi Free Video Converter is a Mac/Win file converter that supports over 180 file formats. With it, you can make WebM from VOB, FLV, MKV, MOV, MP4, and so on. This WebM file converter also supports device-optimized presets like iPhone, iPad, Samsung, PlayStation, Xbox, etc. Besides converting, Movavi also lets you losslessly compress video, audio, and image files. What's best, you can trim, rotate, and crop videos. But to enjoy unlimited conversions, you'll need the $44.95/year premium plan.


200+ digital file formats.

It supports device-optimized outputs.

Losslessly compress media files.

Extract audio from videos.


Not for pro users.

No video editor for free users.

4. Online-Convert WebM Online Converter

webm video converter
Average rating 3.7/5
Compatibility Online
Conversion speed Average
Supported formats Many
Ads Yes

Online-Convert is a free online WebM video converter with up to 11 tools for converting videos, archives, CAD, documents, eBooks, audio, and more. Back to the day's topic, Online-Convert allows you to upload videos from local drives, cloud, or URL links. After that, you can adjust video settings like screen size, aspect ratio, bitrate, frame rate, and more. However, the rendering speed is average, to say the least.


Tens of file converters.

It supports URL and cloud uploads.

Trim and add/remove black borders.

Normalize and disable audio.


Slow rendering speed.

Annoying adverts.

5. FreeConvert WebM Converter

make webm
Average rating 2.5/5
Compatibility Online
Conversion speed Fast
Supported formats 1,000+
Ads Yes

FreeConvert lets you convert over 1,000 file formats. It's a fast and straightforward online tool that uses powerful API to losslessly convert any file format, including WebM, MP4, MOV, 3GP, MTS, and more. You can change the video codec, screen size, and aspect ratio settings. You can also flip, rotate, and trim videos. Plus, you can add fade effects and remove audio before converting video to WebM. But on the flip side, free users can only convert 25 files per day.


Upload cloud and URL files.

Compatible with 1,000+ formats.

Trim and crop videos.

Add SRT or ASS subtitles to videos.


Only 25 conversions per day.

Pesky adverts.

6. VLC Media Player

VLC Media Player
Average rating 4.7/5
Compatibility Mac, Windows, and Linux
Conversion speed Fast
Supported formats Many
Ads No

Do you have VLC installed in your Mac/Win/Linux computer? If not, get it and open any audio or video format and codec. But that's not all. VLC also comes baked with a fantastic audio/video editor. VLC can convert videos to AVI, FLV, WebM, MP4, and other standard video formats. Also, VLC can stream online videos and international radio stations. Another thing, it's a free, open-source program.


Compatible with a wide range of formats.

Multiple output presets.

Extract audio from video.

Smooth screen recorder.

Trim and crop videos.


Outdated UI.

No frequent updates.

Not for beginners.

7. Any Video Converter

Any Video Converter
Average rating 4.0/5
Compatibility Mac and Windows
Conversion speed Fast
Supported formats 160+
Ads No

If VLC doesn't impress you, try Any Video Converter instead. As expected, this WebM converter is compatible with Mac/Win systems and supports multiple I/O formats. More precisely, Any Video Converter supports 100+ and 160+ outputs. This includes FLV, WebM, MTS, MOV, 3GP, AVI, and many others. It also supports device-ready outputs like Android, iPhone, iPad, Sony PS, and more. But you'll have to pay $49.95/year to unlock its full capabilities.


100+ supported media formats.

Burn video to DVD.

Inbuilt media player.

Edit videos by trimming, cropping, merging, etc.

Convert video to audio.


No DVD menu templates for free users.

No ISO/DVD conversions for free users.

8. iConv Video Converter

iConv Video Converter
Average rating 3.2/5
Compatibility Android and iOS
Conversion speed Slow
Supported formats Many
Ads No

iConv Video Converter is a video/audio converter for iPhone and Android that supports multiple video/audio formats, including MP4, MOV, MTS, MPEG, MP3, M4A, OGG, WebM, and more. It allows the importing of media files from Camera Roll, Google Drive, Dropbox, OneDrive, and iCloud. After adding a video, you can specify the video bitrate, codec, and resolution before encoding to WebM. It's definitely worth a try!


FFmpeg support.

Supports 8K video conversions.

Compatible with HVAC codecs.

Convert between document formats.


It's a paid app.

Slow conversions.

9. The Video Converter

The Video Converter
Average rating 4.3/5
Compatibility Ios
Conversion speed Fast
Supported formats Many
Ads No

The Video Converter is an iPhone converter that's relatively easy to use. Just input a file, select the target format, and convert it. That said, The Video Converter supports typical video and audio outputs like MP4, MP3, AAC, OGG, WebM, MTS, MPEG, and many more. Also, this app provides secure cloud-based conversions that take less than 15 seconds. And best of all, your files are auto-deleted immediately after conversion.


Compatible with standard I/O media formats.

Easy and fast conversions.

Input URL files.

Directly share converted files.


Too many glitches.

$6.99 purchase.

10. Video Converter Android

Video Converter Android
Average rating 3.4/5
Compatibility Android
Conversion speed Fast
Supported formats Many
Ads Yes

Lastly, use Video Converter Android to transcode videos to WebM on Android. It supports the most commonly used video formats like MP4, MOV, AVI, MTS, MPG, etc. Also, this app allows users to compress videos, making them perfect for sharing online or through SMS. You can also specify the video bitrate, resolution, codec, sampling rate, and other profiles. And yes, Video Converter Android can extract AAC or MP3 audio from video.


Losslessly compress video and audio.

Extract audio from video.

Specify video resolution, bitrate, and codec.

Fast conversions.


Limited editing capabilities.

Unfriendly UI.

Part 2. How to make a WebM file easily?

Without wasting time, below is how to make a WebM file on PC using Wondershare UniConverter:

Step 1 Launch Wondershare UniConverter and import the video.

Run Wondershare UniConverter and tap the Converter tab on the left pane. Next, load your video file by merely dragging and dropping it on the window. Or, tap Add Files to load a video from local storage and drives. And of course, you can tap Load DVD to upload a DVD video.

how to create webm video

Step 2 Edit the video(optional).

Want to edit the video before converting? Click the Trim, Effect, and Crop buttons on the video thumbnail. Then, proceed to cut, split, delete, crop, rotate, apply filters, and so on.

edit the video

Step 3 Convert the video to WebM.

If satisfied, choose WebM as the Output Format under the Video tab and tap Start All to create a WebM video. It's that easy!

Convert the video to WebM
Try Wondershare UniConverter for free now!

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

Part 3. Frequently asked questions about WebM converter

Can WebM be converted?

Yes, absolutely! You can convert and edit WebM using the WebM video converter apps listed above. However, make sure that the file converter ticks boxes like intuitiveness, freeware, video editing capabilities, and so on. In short, the best WebM file converter should convert and edit files.

How do I convert MP4 to WebM?

There are many MP4 to WebM converters out there. However, I recommend something simple and highly effective like Wondershare UniConverter. VLC is also another useful option because of its free nature, just that it's not beginner-friendly. Another thing, you can convert WebM on mobile using standalone mobile apps or online converters.

What program plays WebM files?

Because WebM is a relatively new format, you may encounter problems trying to open it on your computer or mobile. So, use VLC Media Player to open WebM or any other video format you may have. Another option is Wondershare UniConverter which boats a modern-looking media player.

What is the difference between WebM and MP4?

WebM and MP4 are both video formats. However, the main difference is in the video codecs. While MP4 uses , WebM relies on VP9 and VP8. This gives WebM better overall quality than MP4. Also, WebM files are slightly smaller than MP4. But on the other side, MP4 offers broader compatibility than WebM.


See, creating a WebM file is super simple with the perfect WebM converter. You can choose to make WebM online or offline using mobile or desktop apps. But whichever platform you favor, use Wondershare UniConverter to enjoy more than just WebM conversions. This tool houses a smart trimmer, GIF maker, DVD burner, screen recorder, and many more. Give it a try!

* Some of the above codec formats may need to be supported by system.

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