Fax - What file formats are supported?

Updated 3 years ago

Paper Size

We support A4. All sheets will need to be in portrait orientation. You can still send landscape pages, they must be in portrait orientation though.

4 MB max.

A maximum of 99 pages is supported in a single file.

If you need any more file types, please let us know.

If you need to convert a file to a PDF, it can be first passed to our uploads endpoint: /uploads?convert=fax View Docs

This will return a URL to the converted pdf file that can be used in the /fax/send endpoint View Docs

Inbound fax will be converted to a PDF.