UniFax is an optional fax solution for efficient, paperless and secure transmission of faxes. With UniFax you can entirely eliminate the delays and inefficiencies of paper-based fax processes.
Or if you would prefer to continue to use your existing physical fax machine, you can purchase or rent a fax gateway device that will allow your fax machine to communicate with the UniFax services.
To sign up for UniFax services, or to add UniFax to your existing account, contact us at 855-864-8647.


Each UniFax account includes:

  • A fax phone number (you can move your existing fax number to our service if you wish)
  • Unlimited inbound and outbound faxing


How to send a fax:

  1. Start a fresh email from the email account that is associated with your UniFax account
    1. This is one of your email addresses, UniVoIP will not issue an email address
  2. Email TO Address: FAX_TO_NUMBER@unifax.email

    1. change "FAX_TO_NUMBER" to the actual fax phone number that you need to send the fax to

  3. You can attach documents or images to the email. You can also provide written text in the email. Both will be combined and sent as a fax image to the fax recipient.
    1. Supported Email Attachments
      1. Images: tiff, pdf, jpeg, gif
      2. Documents: pdf, rtf, doc, docx, xls, xlsx, html
  4. Send the Email. It will be delivered as a fax to "FAX_TO_NUMBER".


How to receive a fax:

  • If paperless, inbound faxes will be in provided as a pdf email attachment
  • If using a physical machine, inbound faxes will print out on the machine as they are received


Email Fax Delivery Notice

You will receive an email verification as to the status of the fax transmission after each fax you send.