MP4 to WebM Converter

Convert MP4 to WebM for free. Secure, fast, and private. No registration required for up to 1 files per batch.

mp4

MP4

webm

WebM

Convert your MP4 files to WebM format instantly. Free for up to 1 files per batch.

How to use MP4 to WebM Converter

Upload your files, choose your options and download the result.

Files are encrypted during transfer and automatically deleted after conversion.

Average conversion time is under 120 seconds per file.

Clean conversions without any watermarks or branding.

Universal video format If you need web-optimized video, converting to WebM is the way to go.

The process is straightforward: upload up to 1 files, and we'll handle the rest. Need more? A free account lets you convert 3 files at once.

Start without an account. Compare file sizes, processing allowances and retention below.

Plan	Max file size	Files per batch	Operations/month	Shared file storage	File retention
Guest Free	25 MB	25	Unlimited	100 MB	1 day
Free Free Start here	25 MB	200	Unlimited	250 MB	3 days
Pro $12.99/mo	50 MB	200	Unlimited	1 GB	7 days

Non-AI operations are unlimited on every plan. Rate limits, file sizes, batch limits, and storage limits still apply.

Straight answers about the workflow, limits and what happens to your files.

Which formats can I convert between?

Over 50 formats are supported, including documents, images, audio, video, spreadsheets and archives. Popular pairs have their own dedicated pages.

Is there a file size limit?

Yes. The current per-file limit is shown in the tool before upload and on the pricing page.

Are my files safe?

Files are transferred over HTTPS and deleted automatically after the retention period for your plan.

Do I need to create an account?

No account required for basic use. Creating a free account gives you higher limits and access to additional features.