- Convert AVCHD to MP4
- Convert MP4 to WAV
- Convert MP4 to WebM
- Convert MPG to MP4
- Convert SWF to MP4
- Convert MP4 to OGG
- Convert VOB to MP4
- Convert M3U8 to MP4
- Convert MP4 to MPEG
- Embed Subtitles into MP4
- MP4 Splitters
- Remove Audio from MP4
- Convert 3GP Videos to MP4
- Edit MP4 Files
- Convert AVI to MP4
- Convert MOD to MP4
- Convert MP4 to MKV
- Convert WMA to MP4
- Convert MP4 to WMV
How to Convert WebM to MP4 in 4 Considerate Techniques
Updated by Disa Rivera / December 05, 2025 07:00WebM is a video file format recognized for its distinctive features. One of the best features of this file format is its support for transparency. It is great for animations and overlays. Additionally, individuals often prefer this file format for their video files because it offers good quality in a compact file size.
However, WebM files have limited device support. Additionally, it offers a poor editing experience that may be inconvenient for some users. These two major issues are the common reasons why people want to convert WebM to MP4. MP4 is good for editing purposes, and it has universal support in different web browsers and devices. How to convert a WebM to MP4? The 4 converters are posted below.
Guide List
Part 1. How to Convert WebM to MP4 with FoneLab Video Converter Ultimate
The WebM to MP4 conversion can start with FoneLab Video Converter Ultimate. This tool is designed to convert multiple files, including MP4, WebM, MOV, MKV, AAC, AC3, and more. The best thing about it is that it allows you to edit the files before and after the conversion procedure. You can add text, subtitles, effects, and other basic editing. Besides converting WebM to MP4, you can even convert WebM to gif if you want.
Video Converter Ultimate is the best video and audio converting software which can convert MPG/MPEG to MP4 with fast speed and high output image/sound quality.
- Convert any video/audio like MPG, MP4, MOV, AVI, FLV, MP3, etc.
- Support 1080p/720p HD and 4K UHD video converting.
- Powerful editing features like Trim, Crop, Rotate, Effects, Enhance, 3D and more.
Furthermore, this tool supports batch conversion. You no longer need to suffer through individual procedures because you can add as many files as you want. The good thing about this feature is that it does not affect the fast conversion speed of the software. Let’s convert WebM file to MP4 with this tool using the steps below.
Step 1Go to the main website of FoneLab Video Converter Ultimate. After that, select the Free Download button on the left, depending on your computer’s operating system. Then, set up and launch the tool after granting all the permissions required.
Step 2The tool’s first interface will appear, containing the Converter section that is best for the WebM to MP4 conversion. Please click the Add Files button at the top left of the screen to see the computer album. Select the WebM files you want to convert and import them. Alternatively, you may simply drag and drop them into the software.
Step 3The WebM file will appear on the tool’s interface. You can click the Wand or Scissor button under its name if you prefer to edit the file first before the conversion. Then, go to the Output Format section. Click the Video tab and select MP4. Choose a quality to apply the changes. Finally, click the Convert All button to convert your WebM files to MP4.
Part 2. How to Convert WebM File to MP4 with VLC Media Player
VLC is a media player commonly used for playing WebM files due to its support for these codecs. The good thing is that it also allows you to convert WebM to MP4 free! This tool is open-source, enabling its use by people worldwide. Besides WebM, this tool can also play and convert MKV, AVI, MOV, MP3, FLAC, and more. This tool is safe because it has no history or records of spyware or tracking issues.
However, VLC has reportedly been experiencing performance issues during the conversion. Do you want to use VLC to convert your WebM files to MP4? The steps are provided below.
Step 1Open VLC Media Player on the computer where you can access it. After that, click the Media tab at the top left of the main interface. Drop-down options will appear on the screen. Please click the Convert/Save button at the bottom left. This process will show another interface supported by the tool.
Step 2Click the Add button on the right side of the tool. Then, choose the WebM files to import them into the software. Later, click the Convert/Save button to proceed with the procedure. Then, select the Video - H.264 MP3 (MP4) button from the Profile section. Click the Start button to convert the WebM files to MP4.
Part 3. How to Convert a WebM to MP4 with FFmpeg
FFmpeg is a powerful tool used by professionals in various video and audio processing procedures. You can use it for compressing files, extracting audio, recording, and most especially, converting files. FFmpeg converts WebM to MP4 through code. This tool is not recommended for beginners due to the professional codes that need to be entered. On the other hand, we can guide you on how to use this tool easily for the WebM to MP4 conversion. The steps below are your best guide for the procedure.
Step 1Go to the main website of FFmpeg and click the Download button. Wait for the downloading process to be completed. Set up, install, and launch the tool afterward.
Step 2The interface of FFmpeg will appear on the screen. Please enter the ffmpeg -i input.webm -c:v libx264 -b:v 1M -c:a aac -b:a 128k output.mp4 code by pasting it. Ensure that the code is correct.
Part 4. How to Change WebM to MP4 Online
The previous methods do not require an internet connection. You can also convert WebM to MP4 using online tools. Absolutely! However, you will need a strong internet connection for this procedure. CloudConvert is your best choice. This online program features a straightforward interface that is ideal for beginners. Please follow the steps below to discover how to use the online tool for the WebM to MP4 conversion.
Step 1Go to the main website of CloudConvert. After that, click the Select File option, and the computer album will appear. Choose the WebM files to import them into the software. Alternatively, you may drag and drop them to the online tool from the computer album to import them quickly.
Step 2Select MP4 from the Convert To section. Click the Convert section at the bottom right. Then, save the converted files on your computer afterward.
Part 5. FAQs about WebM to MP4
How to fix a corrupted WebM file?
A WebM file can be corrupted out of nowhere. You can download the file again because there might be an issue during the download process. Additionally, you can update the media player you use for playing it because it is outdated.
What is the best player for WebM?
Countless media players can play your WebM files. It depends on where you play the WebM files. For Windows and Mac, it is recommended to play WebM files in VLC. Google Chrome, Firefox, and Opera are the best web browsers for playing the mentioned file.
This article helps you convert .webm to MP4 using its 4 proven and tested practices, including FoneLab Video Converter Ultimate. WebM files are best suited for video streaming, transparent background videos, and high-quality content. However, this is the time to convert them to MP4 files if you are experiencing incompatibility issues.
