How do I convert WEBM to MP4?

Upload a .webm file, start the job, then download the .mp4 output once the status is DONE.

What if this conversion is not available in the current engine?

The job returns NOT_SUPPORTED in a controlled response instead of an internal server error.

Video tool

Free tier: 30 files/24h - Max file 120MB - Concurrency 2

Upload your files, convert, and download. Files are purged automatically.

Drag and drop or click to browse. Only .webm files for this tool.

Job will be created after upload.

Output format

Status: IDLE

Result: -

Upload your WEBM file(s).

Click Convert to start the job.

Download your converted MP4 output.

Conversion support depends on engines available on the server. Incompatible pairs return explicit errors (for example, NOT_SUPPORTED).