FreeFax 1.0 for Mac could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The software is categorized as Communication Tools. We recommend checking the downloaded files with any free antivirus. The actual developer of this free software for Mac is FAX.de GmbH.
From the developer:
FreeFax turns your computer into a fax machine. Send 1 page to up 50 countries worldwide - for free and without registration. If you want to send more than one page, you can buy in the app one of the available fax pages packages. You can also register by FAX.de and send faxes to almost every country in the world.
You may want to check out more software for Mac, such as PhoneAmego, PastebotSync or ScreenHaven, which might be related to FreeFax.