C# Fax API - Send Faxes with a Few Lines of Code

Need a C# fax API? The InterFAX C# API lets you send faxes using only a few lines of code, with no installations. InterFAX accepts documents in formats including Microsoft Word, PDF, ASCII, HTML and URL, and sends them to a fax number you specify. We offer basic sending/receiving of faxes, and advanced features such as multiple destinations, deferred transmission, and document resolution.

Sign up now for our free developer program and receive immediate access to the Interfax C# fax API and fax APIs for other popular languages. No hardware installations, no software setup, no phone lines to order.

C# Fax API Code Samples

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Resources

Client Libraries
Get up and running in minutes, using libraries for Java, .Net, PHP, Ruby, and more
Developer's Guide
Find out how it all fits together
API Methods
Full documentation of all API methods, including REST and SOAP
Developer Forum
Discuss any issues you may have with our dedicated developer support staff

What you get...

Free Registration
It costs nothing to join our developer program.
Free Faxing
Send as many test faxes as you need to one designated fax number.
Free Support
Our support team ensures you have everything you need to get your application up and running.
Access to Developer API
Your choice of REST, SOAP, or SMTP interface.

Features & Benefits of InterFAX

No Installations
No need to worry about fax software, servers or phone lines. Be up and running in minutes.
Encrypted Fax
Enhanced security with SSL access and encryption for inbound/outbound fax messages.
Global Reach
Our fax servers are distributed over four continents. Send faxes wherever you are.
HIPAA Fax
Complies with the most stringent industry regulations, including the Health Insurance Portability and Accountability Act.
Unlimited Scalability
Whether you need to send ten faxes or ten thousand, our servers get the job done.
Outbound PCI DSS Fax
Complies with the new mandatory standard, ensuring the highest level of security for faxing credit-card data.
Full Control
Web-based administration screens allow you to monitor activity and control settings.
EU Data Protection
Complies with the EU Data Protection Directive, ensuring that all faxes are handled within the EU.

Sample Uses

Automated Invoicing
Automate fax invoices and order confirmations directly from order processing systems.
Online Restaurant Orders
Automatically fax orders from websites to restaurants for quick fulfillment.
Itineraries
Fax travellers' itineraries and related information directly from travel management systems.
Workflow
Fax work orders to remote personnel from workflow management systems.
FAXCOMEXLib Alternative
Save the trouble of integrating the Windows fax library into your application.

Contact us today

Talk to a member of our team about the benefits InterFAX can bring to your organization's communications processes.

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