Best Free Fax Server Software

3CX is a software-based, open standards IP PBX that offers complete Unified Communications, out of the box. Suitable for any business size or industry 3CX can accommodate every need; from mobility and status to advanced contact center features and more, at a fraction of the cost. Ideal for companies working remotely, 3CX includes mobile apps, video conferencing and website live chat. Installation, management and maintenance of the PBX is so easy that you can effortlessly manage it yourself, whether on an appliance or server at your premise on Windows, Linux or in the cloud. Alternatively you can choose to have it hosted by 3CX for a completely hassle-free solution.

CocoFax is a cloud-based fax platform allowing you to send and receive faxes online from any device securely and reliably. Seamlessly integrated into daily business, you can directly manage faxes online without messing up with any physical documents.

ICTFax Service Provider Edition is open source Fax Server software with multitenant and white label support, it enables user to offer internet Fax services to his customers . ICTFax is HIPAA compliant fax software. ICTFax is T.38 based fax server software featuring web to fax, fax to web, email to fax, fax to email, extension / DID and ATA Fax support, bulk internet faxing, quota based user limitation and much more. ICTFax SP Edition is offered with white label and multi tenant support that enable our customers to offer hosted / cloud online Fax services to their customers like Inbound / Outbound online Fax services Web to Fax and Fax to Web Email to Fax / Fax to Email ATA / Extension Fax services Daily / monthly quota based allocation to users unlimited users / unlimited extension and DID's addition HIPAA Complaint fax application Multi tenant and scale able fax server Multi-factor Authentication support Advanced password policies System & user activity

Fax.Plus is an extremely secure HIPAA and SOC 2 Type 2 compliant online faxing solution for businesses of all sizes, from large enterprises to SMEs and even individuals. Fax.Plus Features: • Extremely easy to use with availability on multiple platforms, including web, mobile, email, and more. • Set up team with the option to assign one/multiple fax numbers to one/multiple members. • Programmable fax API to integrate online fax functionalities into your own software. • Compliant with the world’s strictest data regulations such as ISO 27001, SOC2 Type 2, … • HIPAA compliant faxing solution for healthcare providers to transmit individuals’ protected health information (PHI). • Data encryption in transit and at rest. • Date residency to meet all your data compliance requirements. • Extensive integrations: Slack, Zapier, Google Workspace, Microsoft, ... • Single Sign-On (SSO).