Our third generation of Sfax delivers powerful, secure cloud faxing from any web browser, desktop, on the go and through our API.

Securely send, receive, annotate, digitally sign and manage faxes to eliminate manual processes and paper.
To see Sfax in action, check out these short videos.

Unlimited ports
Send and receive as many faxes at a time without restriction – no busy signals. Never miss a referral.
Admin controls
Administrators have full control to manage users, set access, permissions, security settings and generate reports.
Print to fax
Sending your fax is as easy as printing a document. Using Windows or Mac, simply select ‘print’ to open Sfax to annotate, sign, and send your PHI. Saves steps and saves time.
Audit trails & activity tracking
A complete audit trail is generated for all the activity that occurs on each document for full HIPAA compliance.
Annotations & digital signature
Make notes, redact information and sign documents; add marks and checks to quickly and easily review, annotate and fax PHI.
Contact management & folders
Create private contacts or share them across your organization, and organize into groups for easy access. Contact lists prevent users from dialing wrong numbers which could result in PHI ending up in the wrong hands.
Run Sfax from any web browser on any device so you can send and receive faxes in the field. Send and receive faxes on the go with our mobile app for iOS.
Download service
All of your faxes will download securely to your Windows desktop or server so that you don’t have to log into the web portal to view/download your faxes. Learn more.
Get secure, compliant, cloud-based faxing using our RESTful API within your software application.
Learn more.

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Don't compromise. Get HIPAA compliance.
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Cloud faxing, wherever and whenever you need it.

Cloud faxing, wherever and whenever you need it. Sfax is a HIPAA compliant cloud faxing solution that works via a web browser, on both Mac and Windows computers, on your mobile and tablet – and through our API. Organize, manage, and send unlimited faxes from any internet connection, and according to your preferred workflow. Administrators have total control to set the parameters for every user.

Sfax was built for healthcare. We know every requirement in the HIPAA law to make sure that your documents are never at risk.
Industry-leading data protection and security combined with full 256-bit SSL encryption and all PHI is stored in redundant SSAE16/SAS70 Type II certified data centers.
Transparent pricing
Other fax providers charge you for failed outbound faxes, we don’t. With Sfax you only pay for faxes that you’ve received, or successfully delivered.
Intelligent routing means industry-leading outbound delivery rates. Our telco infrastructure allows you to receive inbound faxes simultaneously. Never get a busy signal and miss important faxes.
Future proof
We continue to evolve Sfax to exceed our customers’ needs. We’re planning our 4th generation now.
Human support
Real people are there for you, just pick up the phone or email us.
Ready to Sfax? Choose a plan
Free 14-day trial


In this breach-prone world, we take privacy and security incredibly seriously, using every precaution to make sure your confidential information stays that way.

We apply administrative, technical and physical safeguards to support your organization’s compliance with HIPAA, including executing Business Associate Agreements (BAA).
All documents are protected with strong encryption in transfer with 256-bit TLS and multi-layered encryption at rest with 256-bit AES.
Two-factor (Password, PIN), independent authentication. Customizable role-based permissions, IP restricted access. Automatic logoff during inactivity.
Physical security
Our application servers, storage arrays, databases and ancillary equipment are housed in state-of-the-art SSAE16 Type II secured facilities with redundant hardware, power and internet connectivity.

“I cannot imagine having to go back to using a traditional fax machine after using Sfax.”

Chad Pitcher
Homestar Medical Equipment & Infusion

“Absolutely Thrilled with Sfax. We fax directly from the EMR using the Sfax Driver. Already saved about $70 this month.”

Jill Fancher
Evergreen Behavioral Health

“As a former efax user, I was very pleased with the customer support and security of Sfax. I tell everyone that is looking for a secure fax solution to try Sfax.”

Christopher Freel
Want to integrate with the Sfax API?
Get integrated

Send and receive HIPAA-secure faxes from anywhere. Sfax for iOS is now available.

Sfax is the only cloud fax service designed for healthcare and other industries that demand business-critical services.

Sfax for iOS

Existing Sfax customers can send and receive HIPAA-secure faxes from anywhere. Compose faxes with image capture or upload from your document management system.


    • Send faxes by capturing images with your camera, replying or forwarding a fax, or accessing files from your document management system —no fax machine needed!
    • Audit trail and activity tracking – A complete audit trail is generated for all activity that occurs on each document for full HIPAA compliance.
    • Faxes are protected by strong encryption within our SSAE16 Type 2 data centers.
    • TouchID – Allows for quick and secure sign on.
    • Securely manage faxes – our “Move” feature allows you to organize received faxes into custom folders.

    You must be an existing Sfax customer to use the Sfax iOS app.