Top Online Free Fax Providers-PamFax
If you haven't used PamFax before, you can start by sending some faxes for free from this service that is fully integrated with Skype. This highly secure site is a favorite because it supports many file formats other than just PDF or DOC files that most online fax services require.
Read full information : 7 Free Online Fax Services (Updated October 2018) - Reapinfo
When you have to send faxes with PamFax, all you need to do is upload the file and enter the recipient's information, or you can also download the PamFax desktop client for Mac, Windows, Linux, and Android. Its desktop client also adds scanner support and provides better printing option.