Try Wondershare UniConverter WebM Player for free now!
Over 3,591,664 people have downloaded it to try the advanced features.
WebM is a modern audiovisual format launched by Google in 2010. This video format uses the VP9 and VP8 codes, which offer better overall quality than MP4's . But there's a problem. Some media players don't provide WebM compatibility. Therefore, what is the best WebM player? Although you can find a WebM player online, they vary in terms of intuitiveness, format support, subtitle support, and so on. So, this article will help you nail down a WebM player to download from ten excellent options.
Part 1. 10 best WebM Players for Windows, Mac, iOS, and Android
1. Wondershare UniConverter
| Average rating | 4.7/5 |
| Compatibility | Windows/Mac |
| HD/4K playback | √ |
| Adjust video speed | √ |
| Ads | X |
Wondershare UniConverter is one of the best WebM players to download for free on Mac and Windows. With this media player, you can open and edit 1,000+ file formats. It supports MP4, WebM, MTS, 3GP, MPEG, OGG, AAC, DVD, etc. That's not all; you can add SRT subtitles during playback and enable/disable background audio. And the juiciest part is; it comes with additional tools for burning DVDs, recording screens, editing videos, compressing, converting, and many more.
Pros
Play WebM videos with perfect quality.
Play HD or 4K videos smoothly.
Allows to adjust the video speed when playing.
User-friendly and easy to use.
Cons
The free plan is limited.
Nothing more.
Wondershare UniConverter — All-in-one video solution for Mac and Windows.
Security Verified. 3,591,664 people have downloaded it.Play WebM files without any hassle.
90x faster to convert WebM to other video or audio formats easily and quickly.
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. Windows Media Player
| Average rating | 3.6/5 |
| Compatibility | Windows |
| HD/4K playback | √ |
| Adjust video speed | √ |
| Ads | X |
Windows Media Player is a media player for PCs that come fully baked inside your operating system. This program allows you to arrange and play video formats like WebM, MTS, 3GP, MPEG, AVI, FLV, and many others. Also, you can rip and play Audio CDs, Video CDs, and DVDs. Another thing, Windows Media Player can change the video playback speed. All in all, you don't need a third-party media player with this app.
Pros
Rip and play DVDs, CDs, and VCDs.
Burn videos to CD.
Enable or disable subtitle playback.
Adjust the video playback speed.
Cons
Only for Windows PCs.
Not for beginners.
3. VLC Media Player
| Average rating | 4.7/5 |
| Compatibility | Windows, Mac, and Linux |
| HD/4K playback | √ |
| Adjust video speed | √ |
| Ads | X |
VLC is undoubtedly the most popular WebM player to download. And it's not by coincidence. This media player supports tens of video codecs, including VP9, VP8, , , DivX, and so much more. With VLC, you can easily stream and open WebM, MP4, MOV, VOB, FLV, and other video formats. Also, VLC comes with inbuilt capabilities for recording, trimming, and cropping videos. And yes, it's a free, open-source WebM media player.
Pros
Free, open-source app.
Cross-platform compatibility.
Losslessly convert and record videos.
Inbuilt video editing capabilities.
Cons
No 8K support.
Outdated user interface.
4. PlayerExtreme Video Player
| Average rating | 4.6/5 |
| Compatibility | iOS |
| HD/4K playback | √ |
| Adjust video speed | X |
| Ads | X |
PlayerExtreme is a mobile video player for iPhones and iPads. With this highly-rated app, you can stream HD-quality movies and play local music and video formats. It supports digital video formats like WebM, MP4, MOV, MTS, 3GP, and many others. Also, PlayerExtreme delivers a smooth 1080p and 4K experience right on your mobile screen. However, it's not a free app. You'll pay $1.99/month or $29.99/lifetime.
Pros
It supports 4K and 1080p playback.
Compatible with multiple formats.
Play cloud-based files.
Quickly scroll through movies.
Cons
Only for iPhones and iPads.
Not free to use.
5. MX Player
| Average rating | 4.5/5 |
| Compatibility | Android |
| HD/4K playback | √ |
| Adjust video speed | X |
| Ads | √ |
MX Player, previously J2 Interactive, is an Indian-based video streaming and playback app for Android. This media player allows users to play standard video formats like AVI, WebM, MP4, and 3GP. Movie lovers can pinch and zoom to get a clearer view and even open subtitle files like ASS, SRT, and TXT as you play videos. And most importantly, the straightforward interface is almost perfect for video playback.
Pros
Compatible with numerous video formats.
Available in 15+ languages.
It supports picture in picture mode.
Compatible with multiple subtitle formats.
Cons
Full of adverts.
No playback rate support.
Only for Android users.
6. WebM Viewer
| Average rating | 4.8/5 |
| Compatibility | Online |
| HD/4K playback | √ |
| Adjust video speed | √ |
| Ads | √ |
Sixth is WebM Viewer from FileProInfo. With this WebM player online, you only have to upload your video file and play it on your selected web browser. Think that's all? WebM Viewer allows you to adjust the playback volume and speed. You can even download the edited WebM video. Additionally, it packs other WebM tools for converting, editing, splitting, and merging. The adverts are a bit overwhelming, though.
Pros
Free to use.
Adjust the WebM playback speed.
Download videos.
Cons
Separate editing tools.
Adverts all over.
7. WebM Player
| Average rating | N/A |
| Compatibility | Online |
| HD/4K playback | √ |
| Adjust video speed | √ |
| Ads | √ |
WebM Player is another online WebM video player for mobile and computer use. Just like WebM Viewer, it's a straightforward app that doesn't need prior skills to use. Just drag-n-drop your video file and click "play" to enjoy. After loading the video, you can mute it and adjust the playback speed by up to 2x the initial rate. Moreover, you can download the edited video for offline playback. That's just about it!
Pros
Simple to use.
Adjust the video playback speed.
No annoying adverts.
Drag-n-drop UI.
Cons
Pretty basic.
It's buggy.
8. MPlayerX
| Average rating | N/A |
| Compatibility | Mac |
| HD/4K playback | √ |
| Adjust video speed | √ |
| Ads | √ |
MPlayerX is a free, open-source video player for Mac computers. This tool houses the handy FFmpeg, meaning it can play almost any media format without installing any codec or plug-in. In addition, MPlayerX features multiple playback controls to tap, pinch, and swipe. This means you don't need to remember those inconvenient keyboard shortcuts. Another thing, it supports subtitle playback in Latin, English, Arabic, and so on.
Pros
Uses FFmpeg to support all formats.
Free, open-source WebM player.
It supports subtitle playback.
Compatible with Apple Remote controls.
Cons
No Windows version.
Ad-supported.
9. KMPlayer
| Average rating | 4.3/5 |
| Compatibility | Mac, Windows, Android, and iOS |
| HD/4K playback | √ |
| Adjust video speed | √ |
| Ads | √ |
Last but not least, use KMPlayer to open any media file or codec on Mac, Windows, iPhone, or Android. KMPlayer boasts standalone apps for mobile use that offer seamless video playback. That aside, this media player allows users to create their own playlists and enjoy playback using the zoom and pan functions. Also, it has a rich equalizer to let you enjoy an immersive audio sound. Furthermore, it can automatically scan all media files on your device.
Pros
Free to use.
Standalone mobile apps.
It supports panning and zooming.
Easily create a media playlist.
Cons
It's a resource hog.
Ad-supported home page.
10. GOM Player
| Average rating | 4.5/5 |
| Compatibility | Mac, Windows, Android, and iOS |
| HD/4K playback | √ |
| Adjust video speed | √ |
| Ads | √ |
Still unimpressed? Use GOM Player, then! It's a computer and mobile WebM player similar to KMPlayer. This award-winning media player can open MP4, MOV, FLV, MTS, 3GP, and other video formats. Interestingly, it also allows Windows users to find codecs of damaged or corrupted files. GOM Player also offers support for movie subtitle playback and 360-degree videos. And lest I forget, it supports high-quality 4K playback without buffering.
Pros
It supports 8K playback.
It opens 360-degree videos.
Stream YouTube videos.
Extensive codec library.
Cons
Ad-supported free version.
The installation package comes with unwanted software.
Part 2. How to open and play WebM files?
Without further dilly-dallying, let's jump in and open WebM files using the best WebM player - Wondershare UniConverter.
Step 1 Open the WebM file(s).
Run Wondershare UniConverter on PC and then click Player on the left menu bar. Then, tap the Open File drop-down menu and choose the WebM files.
Step 2 Play the WebM.
Your WebM file(s) will automatically start playing on the media player. Then, you can exploit the controls at the bottom of the screen for adjusting volume, playback speed, and muting audio. You can also add a subtitle, take a screenshot, and rearrange the playlist. Enjoy the movie!
Try Wondershare UniConverter for free now!
Over 3,591,664 people have downloaded it to try the advanced features.
Part 3. FAQs about WebM Player
How do I play a WebM file?
Playing a WebM file is super duper simple with the right WebM player. If you want a free WebM player, consider options like VLC and KMPlayer. However, you can enjoy many more features with a professional tool like Wondershare UniConverter.
What is the difference between WebM and MP4?
There's no difference between WebM and MP4, at least to the naked eyes. But look closely, and you'll notice that WebM offers better quality than MP4. That's because it uses the VP9/VP8 codec instead of . So, use MP4 to share videos on YouTube and other online platforms. But for offline playback, use MP4 for universal compatibility.
Why is WebM so big?
Sometimes you want to convert a video like MP4 to WebM and realize that the eventual file is larger. Actually, WebM's VP9 and VP8 codecs don't compress like MP4's , but there's no significant difference. Therefore, check if you're converting WebM to a higher quality resolution. You can use a lossless converter like Wondershare UniConverter to compress WebM.
What are the uses of WebM?
WebM is widely used online than MP4 these days because requires a commercial license while VP9 and VP8 don't. In other words, you can use WebM without owing anybody. WebM streams videos on HTML5 browsers like Edge, Opera, Firefox, Dolphin, Safari, Chrome, etc.
Conclusion
Now you can easily open WebM files on mobile or PC. For an average user, standard media players like VLC, GOM Player, and KMPlayer should suffice. But if you want more utility tools like video downloader, DVD burner, screen recorder, and more, use Wondershare UniConverter. It's hands-down the best all-in-one utility program for Mac and Windows.
* Some of the above codec formats may need to be supported by system.
