Star2Star VS ActFax

mFax - mFax is a cloud-based fax solution for sending and receiving faxes from any device.

XM Fax - XM Fax is a file exchange solution that provides companies and users with secure transmission of their highly sensitive documents, including contracts, financial statements, transcripts, legal notices, etc.

Hellofax - Easy. Reliable. Online faxing. Send & receive faxes from anywhere.

RingCentral Fax - RingCentral Fax is an online fax solution that enables companies to avoid the bulkiness of paperwork and maintenance costs of fax machines and charges of phone lines.

OpenText RightFax Fax Server - Fax server software by OpenText provides a scalable solution that integrates with industry applications that power business processes.

eFax - Over 11 million people use eFax every day for their fax communications.