Best Free WebM Video Converter to Convert WebM to MP4

This article makes a brief explanation of what the WebM file is and introduces an efficient free WebM to MP4 converter to help solve the format incompatibility issue.

Download the freeware and follow the steps to convert WebM to MP4 free with ease:


by Kevincy

Updated on Aug 9, 2022

Why Convert WebM to MP4?

After all, WebM is designed for the web, just like the OGV file. Despite its brilliant performance on the web, the defect is also obvious. You may get frustrated and upset that it's not that convenient to play and edit VP9 or AV1 encoded WebM video file with most media players, portable devices and video editing software.

To solve this problem, the most direct and effective way is to convert WebM to MP4, a universal video format. Therefore, a free WebM to MP4 converter is requisite for this job. Follow this step-by-step guide below on how to convert WebM to MP4 free.

How to Convert WebM Files to MP4 in 3 Steps?

The best free WebM to MP4 converter - Free HD Video Converter Factory is highly recommended. Free download it and install on your Windows PC (Windows 11/10/8/7/Vista).

Free HD Video Converter Factory is the best free solution to convert WebM to MP4, AVI, MKV, MOV, WMV or other popular formats and portable devices. Learn more >

  • Cnet Review: 4.5 star
  • SoftPedia Review: 5 star
  • MajorGeeks Review: 5 star
  • User Review: 4.5 star
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Step 1 - Add Files to Free WebM to MP4 Converter

Launch Free HD Video Converter Factory and open the Converter module. Then click "Add Files" to import your WebM video files or simply drag and drop them into the program.

Note: This free .webm to .mp4 converter also enables you to import and convert M2V to MP4, PVR to AVI, and more.

Add WebM Videos

Add WebM Videos

Step 2 - Select MP4 as Output Format

To convert WebM to MP4 free, open the output format list on the right and select MP4 under Video category as the output format.

Note: Apart from MP4, there is a wide range of video&audio formats available so that you can convert WebM to MKV, MOV, AVI, convert video to H.265, 4K, VP9, etc, or choose from various devices including Android, iOS, smartphones, tablets, TVs, game consoles.

Select MP4 as Output Format

Select MP4 as Output Format

Optional - Regulate Video Settings

If you're an experienced user, this free WebM to MP4 converter empowers you to modify video and audio parameters by clicking the "Parameter settings" button. You can change resolution, change aspect ratio, encoder, bitrate, frame rate and so on right there.

Regulate Video Settings

Regulate Video Settings

Step 3 - Start to Convert WebM to MP4

Click the Run button to start the process of converting WebM to MP4 when all things are ready.

After done, you can play WebM video with portable devices anytime and anywhere, even edit it in Windows Movie Maker, iMovie, QuickTime or professional 4K video editors.

Enjoy More Features of the Free WebM Video Converter

With this free WebM converter, you can even download YouTube MP4/WEBM videos in batches and combine videos into a single one. Meanwhile, simple editing like cut, merge, rotate, crop and add special effect are offered for you as well.

What Is WebM?

WebM, sponsored by Google, is a container format based on the Matroska media container (well-known as MKV). WebM files are typically compressed and encoded with the VP8, VP9 or AV1 video codec, Vorbis or Opus audio codecs, and WebVTT text tracks. It is primarily intended to offer a royalty-free alternative to use in the HTML5 video tag.

WebM Video File

WebM Video File

Pros and Cons of WebM

WebM was built for the web. Make sure you have installed the latest version of a browser so that WebM video can play directly in your web browser using HTML5 without the flash player. However, everything has two sides, check out the Pros and Cons of WebM below:

1. 100% free and open to everyone.
2. Play video with higher quality and better performance, even on old PCs.
3. Have been implemented on more and more popular sites like YouTube, Wikimedia, 4chan, etc.

1. Fewer supported web browsers currently, only Mozilla Firefox, Opera, Microsoft Edge, and Google Chrome. Internet Explorer 9 and Safari require third-party WebM Media Foundation Components.
2. Less media players support WebM video or need to install components or plug-ins.
3. WebM video cannot play on most portable devices.

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Free WebM to MP4 Converter

Convert WebM to MP4 Free

Perfectly convert your standard resolution resources to higher definition levels and free download YouTube to your gadgets.

  • CNet
    This program was able to convert an hour-long video in few minutes and produced high-quality results.
    by Rick | CNet
  • SoftPedia
    It offers an acceptable selection of both file formats and device-optimization profile and produces very high quality results.
    by Boboc | SoftPedia
  • MajorGeeks Editor
    This freeware has incredibly fast conversion speed and makes frequent movie conversion much easier.
    by Aaron | MajorGeeks
  • User comment
    Really free and easy to use.Does so may formats forwards and backwards Includes HD as well as standard. No ads, no signup, no arrogant taking over your...
    by Brokenit
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Best Free WebM Video Converter to Convert WebM to MP4