Convert MP4 to WEBM
Convert MP4 to WEBM online for free. Upload your MP4 and get a high-quality WEBM in seconds. No install, no watermark, files deleted automatically.
Free online MP4 to WEBM converter
Convert MP4 to WEBM in a few clicks. Add your MP4 above, and Tool Cloud converts it on our servers and gives you a WEBM to download, with no software to install and no watermark.
How to convert MP4 to WEBM
- 1
Upload your MP4 file
Click "Select Files" or drag and drop your MP4 into the upload box.
- 2
Adjust the options
Optionally pick quality, size or other settings for your WEBM output.
- 3
Download your WEBM
Click "Process", wait a few seconds, then download your converted WEBM.
About the formats
MP4 is the most compatible video format in the world. It plays on virtually every phone, browser, TV and editing app while keeping file sizes reasonable.
WebM is an open video format designed for the web. It is supported by all modern browsers and produces small files, making it great for websites.
Frequently asked questions
How do I convert MP4 to WEBM?
Add your MP4 above, click "Process", and download the WEBM when it is ready. It usually takes just a few seconds.
Is the MP4 to WEBM converter free?
Yes. Each use costs 6 credits, and everyone gets 20 free credits every day without an account. Sign up to get 50 free credits, or buy a credit pack if you need more.
Will converting MP4 to WEBM reduce quality?
Both MP4 and WEBM use lossy compression. Tool Cloud converts at a high quality setting by default, so the difference is usually not noticeable.
Are my files safe?
Yes. Your files are only accessible to you, are transferred over an encrypted connection, and are deleted automatically after processing.
Can I convert multiple MP4 files to WEBM at once?
Yes. Select several files at once and Tool Cloud converts them all. You can download each WEBM when it is ready.
Fast, private and built for real work
Everything runs on our servers, so it works the same on any device.
Lightning fast
Files are processed in seconds by a dedicated worker queue, with live progress while you wait.
High quality output
Professional-grade engines like FFmpeg and Pillow keep your output crisp and faithful.
Secure & private
Uploads are only visible to you and are deleted automatically after processing.
More video tools
Other tools people use alongside Convert MP4 to WEBM.