Forbes Advisor researched and tested 19 virtual faxing solutions to determine which ones we like the most. Here are our choices for the best online fax services of 2025.

Nobody faxes anymore, right? Wrong. There's still a place in most small businesses for a fax -- only these days, it's less likely to be a machine and more likely to be an online-based fax service.

Discover how online faxing transforms document sharing with speed, security, and cloud integration. Learn why businesses choose to fax online for a seamless, cost-effective solution.

Online fax is the computerized and digital format of fax technology. Using internet fax is like using the same old secure fax technology via recent digital medium.

Once the fax is received, it notifies doctors. The digital fax line has been tested on a number of beta subjects and is already saving physicians “time and toner,” according to Tangney.