Fax at volume to anywhere in the world, quickly, reliably, and securely.
Peace of Mind with High Level Security
Deliver secure, cloud-based, enterprise-grade faxes and documents while meeting rigorous industry compliance standards.
Improved Business Efficiency
Smoothly migrate from on-premise fax to a secure, auditable cloud fax and distribution solution.
Enable IT process owners and end-users to communicate easily and more cost-effectively.
Flexible, Reliable API Tailored for Developers
The InterFAX Fax API is flexible, reliable and requires no upfront investment or ongoing maintenance for the faxing infrastructure. The simple and flexible API can be easily tailored to suit your business needs and processes. Our library of API Code samples for various environments makes us a developer favorite because of our ease of use and extensive developer support.Learn More
“We have used InterFAX for bulk fax needs for multiple years and have found them to be simpler and more efficient to work with than other fax service providers. Particularly their ability to communicate securely through their API/web service.”
– Renzo Luzzatti
President, US Rx Care
InterFAX at a Glance Datasheet
The InterFAX Internet Fax Service is a high-capacity, reliable, and globally accessible...
InterFAX Secure Faxing Datasheet
Upland InterFAX is eager to offer best-in-class cloud fax features to customers...
Fax Environment Comparison
Faxing has evolved through the years. Originating at it's first commercial availability...