Best Fax Server Software for Microsoft 365

Compare the Top Fax Server Software that integrates with Microsoft 365 as of July 2026

This a list of Fax Server software that integrates with Microsoft 365. Use the filters on the left to add additional filters for products that have integrations with Microsoft 365. View the products that work with Microsoft 365 in the table below.

What is Fax Server Software for Microsoft 365?

Fax server software is a solution that allows businesses to send and receive faxes electronically through a network, rather than relying on traditional fax machines. It integrates with existing IT infrastructure, enabling users to send faxes from their computers, email, or other digital devices. Fax server software typically supports features such as document routing, storage, and forwarding, along with features like fax-to-email or email-to-fax capabilities. It helps streamline communication, reduce paper usage, and improve fax management by allowing organizations to centralize and automate fax workflows. Additionally, fax server software can ensure compliance with regulations like HIPAA, where secure transmission of sensitive information is required. Compare and read user reviews of the best Fax Server software for Microsoft 365 currently available using the table below. This list is updated regularly.

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    3CX

    3CX

    3CX

    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.
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    Starting Price: Free for up to 10 users
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  • 2
    eGoldFax

    eGoldFax

    eGoldFax

    eGoldFax revolutionizes faxing by eliminating the need for a traditional phone line, offering a convenient and versatile solution for sending and receiving faxes. Whether you're using a desktop computer, a multi-function printer (MFP), or even a mobile device, eGoldFax ensures effortless fax communication. With eGoldFax, the possibilities are endless. Incoming faxes can be effortlessly redirected to an email address, a network folder, or a printer, providing the flexibility to access and manage your faxes in a way that suits your workflow. eGoldFax has forged partnerships with renowned Multi-Function Product providers, solidifying its position as a leading fax solution. By collaborating with industry giants such as Sharp, Kyocera, Xerox, Konica Minolta, Canon, HP, Ricoh, Lexmark, and more, eGoldFax ensures seamless integration with a wide range of MFPs. eGoldFax helps organizations become compliant with regulations such as HIPAA, GDPR, PCI, FERPA and more.
    Starting Price: $29.99 per month
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    CocoFax

    CocoFax

    CocoFax

    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.
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    Starting Price: $9.99 per month
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    Fax.Plus
    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).
    Starting Price: $6.99 per month
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    FaxCore

    FaxCore

    FaxCore

    On-premises deployments, partly-cloudy hybrid with etherFAX, or purely cloud-based fax service. FaxCore is used by Fortune 500 and Fortune Global 500 companies for enterprise wide faxing. FaxCore can be an on premise fax server, Partly-cloudy (hybrid) fax server or fully hosted in the cloud. We have a cloud fax server solution for your needs, today and in the future. A traditional-style deployment, where the necessary hardware and software support for fax services is deployed within your company’s own on-site infrastructure. This enables seamless integration, as well as full visibility and control over your fax services. We now offer completely cloud-based fax services, freeing your internal IT team while providing all the features and advantages offered in a traditional, on-premises deployment. Our advanced cloud deployment ensures anytime, anywhere access via the most popular web browsers, and eliminates the need for client-side software.
    Starting Price: $60 per month
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    ActFax

    ActFax

    ActFax Communication-Software

    ActFax the fax server software for Windows and Unix. As a leading product for company-wide integration of network fax solutions, ActFax sets standards for years. Fax messages are sent from any workstation and any application in a matter of seconds. Many major companies from different business lines all over the world are our customers and trust in ActFax. The client/server architecture of ActFax stands for a fast and simple integration of fax and email with Windows as well as other operating systems, like Unix (i.e. AIX, HP-UX, Solaris), Linux, DOS or mainframes. The software also offers full support for terminal server and Citrix (XenApp) environments. The connection to the public switched telephone network can be done through analog lines, ISDN, VoIP/FoIP, SIP and T.38, as well as Web Fax Providers. The easy integration of ActFax into own applications is used for fully automated fax transmissions.
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    RightFax

    RightFax

    OpenText

    OpenText™ RightFax is a centralized, computer-based fax solution that provides enterprise-grade faxing capabilities across an entire organization. RightFax integrates fax with email, desktop, and document management applications, and enables high-volume fax delivery from CRM, ERP, ECM, vertical and other host applications. When you need to integrate fax with applications that control your business processes, RightFax is the fax server that will accelerate the speed at which you do business. Installed on a local area network (LAN), OpenText™ RightFax™ lets users, applications and systems connected to the network send and receive paperless, digital faxes. The enterprise fax server software connects to onsite analog or digital telephony, voice-over-IP telephony or the cloud to transmit the fax securely. Integrated with email for users and back-end systems for application faxing, RightFax significantly reduces the total cost of faxing across an enterprise.
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    Retarus

    Retarus

    Retarus

    As a leader in information logistics, we drive communication for companies worldwide. With intelligent infrastructures, patented technology and excellent service. Because the faster and more securely your information flows, the better your business runs. Are you ready for Retarus? Successful business depends on agile and secure communication processes for their digitized and automated workflows. From newsletters and order confirmations to password resets and status notifications – fast delivery of transactional emails plays an essential role in the customer journey. Retarus helps you reach 99% of all mobile networks. That means almost everyone in the world. Quickly and reliably. Read our use cases to learn how you can make your customer dialogue more profitable with enterprise SMS services. Send your personalized content reliably, even to large distribution lists. By email, fax or SMS—it’s easy with a standardized and intuitive platform. Communicate directly from your web browser.
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    Useit Fax Server
    Useit Fax Server v9 is a powerful .NET fax server featuring fax/mail for Office 365, Gmail, and Microsoft Exchange, MFP fax integration, web-based administration – all backed by stellar support. Useit Fax Server v9 is a powerful .NET fax server featuring fax/mail for Office 365, Gmail, and Microsoft Exchange, MFP fax integration, web-based administration – all backed by stellar support. Keep the initial cost down and scale your fax server as your business grows. Adding lines and DIDs is simple and quick. Consult with a solution expert today to design a fax server solution that’s right for your needs and easy on your budget. Comprehensive web-based reporting on fax metrics. Customize email templates and add your logo for personalized branding.
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