Best Online Fax Services

Compare the Top Online Fax Services as of November 2025

What are Online Fax Services?

Online fax services allow individuals and businesses to send and receive faxes securely over the internet without the need for a traditional fax machine. Users can upload documents from their computer, email, or cloud storage and send them to fax numbers worldwide in digital format. These platforms provide features like electronic signatures, delivery confirmations, and document archiving to simplify communication and recordkeeping. By eliminating hardware, paper, and phone lines, online faxing reduces costs and improves accessibility. Ultimately, online fax services modernize document transmission while maintaining security and compliance for sensitive communications. Compare and read user reviews of the best Online Fax services currently available using the table below. This list is updated regularly.

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    Notifyre

    Notifyre

    Notifyre

    Send and receive fax via email, our secure web app or via API integration. Fax from computer, tablet or mobile with Notifyre. Streamline business communication with effortless online faxing. With enterprise security Notifyre is HIPAA compliant, ISO certified offers secure data encryption as standard. Complimentary fax number porting, optional high quality, fax broadcasting and more. Account management features include unlimited users, control user permissions, upload fax numbers and manage contacts in address book.
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    Starting Price: 2¢/SMS part; 3¢/fax page (USD)
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  • 2
    Medsender

    Medsender

    Medsender

    HIPAA compliant secure faxing built exclusively for healthcare. Medsender integrates with dozens of top EMR / EHR systems and provides everything you need out of the box to view, sign, edit, and upload documents to your EMR system. Medsender's optional automation feature can also automatically label incoming faxes and upload them to the corresponding patients' chart in your EMR, saving several hours of manual work each day. You can keep your existing fax numbers and / or get new fax numbers from Medsender. Free trial available, no contracts and no commitments. Medsender integrates instantly with your EMR so your patient records and documents are always up-to-date.
    Starting Price: $99 per month
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  • 3
    Doximity

    Doximity

    Doximity

    Your solution to calling patients on‑the‑go with Doximity Dialer Video. A way for you to call patients using your cell phone, while displaying your office number. Integration with Epic’s Haiku app allows you to call patients directly from their chart. No longer do you have to sacrifice personal information for convenience. Search, find, and reach any other healthcare provider, instantly. Search and find any U.S. physician, nurse practitioner or PA in seconds. Never Google another provider again. Fax without a fax machine with DocFax. Get a free mobile electronic fax number and send HIPAA-secure fax seamlessly from wherever you are. Stay sharp with personalized news and earn CME. Stay on top of the latest news and research in your specialty, without the hassle of sorting through your journals. Earn Category 1 CME/CEU for free just by reading articles. Make video calls as much as you want, for as long as you need.
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    Sfax

    Sfax

    j2 Global

    Sfax. Cloud faxing for healthcare Send and receive HIPAA-secure faxes from anywhere. Designed to withstand the rigors of healthcare, Sfax enables you to send, receive, annotate, digitally sign and manage faxes without printing a single physical document. All your documents are protected by strong encryption within our SSAE16 Type 2 data centers. Safely manage all your faxing with powerful, easy to use features and enterprise-level flexibility with our Fax API for easy interoperability. Eliminate unreliable fax machines, servers, printing and telecom line costs with internet cloud faxing. Paper-based fax pages are often misplaced, and are at a higher risk of compromising privacy. Ditch manual processes, poor document workflow and time-wasting manual signatures. Paper fax is less accessible to staff who travel or work remotely. Let them receive, send, view, annotate and sign documents from anywhere.
    Starting Price: $29 per month
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    Concord Cloud Fax

    Concord Cloud Fax

    Concord Technologies

    Simple, secure, and designed for enterprise-grade volumes: Concord Cloud Fax is transforming the way that large organizations handle their fax transmissions. For sensitive, business-critical fax jobs, Concord ensures security, efficiency, compliance, and your documents delivered, every time. Integrations with Epic, Cerner and a whole host of other platforms make it possible to send and receive faxes from directly within your EHR. No more retrieving, printing or scanning—just a seamless flow of information to and from your EHR. Concord Cloud Fax was built specifically for large, compliance-bound organizations that consist of many moving parts. We provide Cloud Fax that’s HIPAA compliant, SOC 2 audited and highly secure, so even the largest, most tightly-regulated organizations will have peace of mind. There are over 150,000 Concord Cloud Fax users today, and many of them fax thousands or millions of pages per month.
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