What is .EFX file extension?
.EFX file extension is a known file type. This section of easyfileopener.com tells you everything you need to know about this extension.
Document created by eFax, a service that sends and receives faxes as document attachments via email; contains email attachment and email body text; can be converted into .PDF or .TIF files using eFax Messenger.
eFax documents can be converted from over fifty different email attachment file types in eFax software, including .PDF, .DOC, .JPG, .XLS, and .HTML.
eFax services are available in Plus, Pro, and Corporate versions.
You can see a list of software programs here on easyfileopener.com that can open this file type so that you don’t need to search for it on the web. You can then open your file with this extension using a software listed below.