Get Started Free

Welcome to the File Converter

Upload your file to start converting. Choose a file from your device or use a remote file link.

Chose File

Max file size 1GB. Convert for free

By proceeding, you agree to our Terms of Use.

Add More File
${shortenFileName(item.file_name)} ${formatBytes(item.file_size)}
Output:
Add ${items.length} files
Convert

How to Convert Webm to MP4?

  1. Click the “Choose WEBM Files” button and select your WEBM file
  2. Click on the “Convert” button to start the conversion
  3. When the status changes to “Done”, click the "Download MP4" button

Convert Any WEBM to MP4

This tool supports converting many types of Webm to MP4. Convert MP4, AVI, MKV AND OGV to MP4.

Best Webm Converter

Convert your Webm with perfect quality, size, and compression. Plus, you can also batch convert Webm using this tool.

Free & Secure

Our Webm Converter is free and works on any web browser. We guarantee file security and privacy. Files are protected with 256-bit SSL encryption and automatically delete after a few hours.

WEBM is an open-source video format optimized for web video streaming, widely used in web video playback. It uses VP8 or VP9 video codecs and Vorbis or Opus audio codecs, supporting efficient streaming. For more information, check WEBM Wikipedia.

How to open an WEBM file?

Can be opened with VLC or Google Chrome. It is supported by a wide range of browsers and media players.

MP4 (MPEG-4 Part 14) is a widely used multimedia container format that supports video, audio, subtitles, and image data. It is based on the MPEG-4 standard and is designed to efficiently compress multimedia content, resulting in smaller file sizes while maintaining high quality. MP4 format is widely adopted across various devices and platforms, including smartphones, tablets, game consoles, and personal computers. Popular players such as VLC, QuickTime Player, and Windows Media Player can play MP4 files seamlessly. Additionally, many online video services like YouTube and Netflix use MP4 format for storing and streaming video content. MP4 format is also popular on social media platforms such as WeChat and Weibo, making it the preferred format for sharing videos. It is widely used in mobile devices for storing and playing videos efficiently.

How to open an MP4 file?

MP4 files can be opened using various players such as VLC, QuickTime Player, or Windows Media Player. Most modern operating systems, including Windows, macOS, and Linux, come with built-in support for MP4 format. You can also play MP4 files directly in your browser if it supports the HTML5 video tag. Mobile devices such as iPhone and Android also have built-in support for MP4 format. If you encounter issues playing an MP4 file, try the following methods:

  1. Check File Integrity: Ensure the MP4 file is not corrupted.
  2. Update Player: Make sure you are using the latest version of your player.
  3. Install Codecs: In some cases, you may need to install additional codecs to support MP4 files. For example, on Windows, you can install K-Lite Codec Pack.
  4. Use Online Players: If local players cannot open the file, try using an online video player, such as Online Video Converter.
  5. Convert File Format: If none of the above methods work, consider converting the MP4 file to another format, such as AVI or MKV. You can use FFmpeg to easily convert formats, with the following command:
ffmpeg -i input.mp4 output.avi

Your Data, Our Priority

At AllConverter, we go beyond just converting files—we protect them. Our robust security framework ensures that your data is always safe, whether you're converting an image, video, or document. With advanced encryption, secure data centers, and vigilant monitoring, we've covered every aspect of your data's safety.

Learn more about our commitment to security

SSL/TLS Encryption
Secured Data Centers
Access Control and Authentication
Firewall & IDS/IPS