Combine WebM Files
Merge WebM files online and for free
There is no need to download and install any app to your phone, tablet or computer — use the online Clideo tools instead.
Add a Great Song
To complete the atmosphere of your video, add music to the project. Don't forget to adjust its length and volume.
Video Combining Options
Select from several resolutions, formats, and crop options to create one amazing video!
What is a WebM joiner
WebM is an open container format for multimedia files that was first presented by Google in 2010. It supports VP8 and VP9 video, Vorbis and Opus audio.
Clideo's WebM Merger is able to combine videos, pictures and audio of different formats. It also lets you adjust the final result and save it in any extension.
Our service is online, it works on any device and in any browser with no installations needed. Each file that you upload can be up to 500 MB for free.
How to combine WebM files
Get Clideo Video Editor App for iPhone
Download the Clideo Video Editor App to your iPhone to create your own video and edit it in any way: combine video, images, text, and music in the multi-track timeline.