To convert webm movies online :

  1. Upload your webm file.
  2. Select your target format from conversion list.
  3. Enter a valid email address to get notified when the file is converted.

You can change your webm video settings such as: video bitrate, adjusting video frame rate to high definition NTCS or PAL, Cut wanted video section, Change rotation angle and flip it vertically or horizontally. Visit Online Video Converter to know more about our online video editor.


  • Drag & Drop file here


  • Convert to:

  • Email address:

  • You are almost done!

WEBM file extension

Online Video Converter

What is WEBM and how you can convert WEBM file?

Our Free online video converter allow you to convert your video WEBM ( Multimedia Container Format ) format. Upload your WEBM file and then select the format type you want to convert to, after the conversion is completed you can download the converted video file instantly or by email.


WEBM Extension

WEBM file definition

WEBM is video file format, This format saves compressed video by VP8 technology and compressed audio using Ogg Vorbis compression. WEBM files use HTML5 tag to deliver video online. Most of the web browser supports video playback of WEBM files like Mozilla and Google Chrome. However, Internet Explorer 9 and Safari need a third party application for the playback WEBM files, With Filezigzag you can convert webm video file to another formats.

Technical details for WEBM file

An WebM video file has an .webm extension that have the same fundamentals video format for MKV file extension. WEBM files use HTML5 to stream videos online. Wikimedia, Skype and Youtube uses WEBM in all of their videos.

File extension


Developed by:

On2, Xiph, and Matroska; later Google

FileZigZag is a free online file conversion, Supports a wide variety of different file formats, videos, audio, images, documents, archives without download any software.
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