Developer Fax SDK - Fax From Any Environment

Need to fax from VB, Java, .NET, C#, PHP? The InterFAX Developer SDK lets you send faxes programmatically with just a few lines of code and no installations.

Sign up now for our free developer program and receive immediate access to the Interfax Fax SDK. No hardware installations, no software setup, no phone lines to order.

Need to fax from VB, Java, .NET, C#, PHP? The InterFAX Developer SDK lets you send faxes programmatically with just a few lines of code and no installations.

Sign up now for our free developer program and receive immediate access to the Interfax Fax SDK. No hardware installations, no software setup, no phone lines to order.

The InterFAX service accepts files in all popular document formats - including plain text, HTML, and URL - and sends them to a fax number you specify.

Choose Your Fax SDK: Web Service, Email Interface or ActiveX COM Object

All three interfaces support basic fax sending for quick and simple faxing, as well as advanced Fax SDK functionality such as multiple destinations, deferred transmission, document resolution, and more...

Choose Your API Fax:


Web Service

Send faxes from any standards-compliant .NET, SOAP or other WSDL client.

Features:

  • Receive submission token
  • Real-time status query
  • Multiple Recipients
  • Multiple Documents
  • Deferred Transmission

Email Interface

Send faxes from any standards-compliant .NET, SOAP or other WSDL client.

Features:

  • Receive submission token
  • Real-time status query
  • Multiple Recipients
  • Multiple Documents
  • Deferred Transmission

ActiveX COM Object

Send faxes from any standards-compliant .NET, SOAP or other WSDL client.

Features:

  • Receive submission token
  • Real-time status query
  • Multiple Recipients
  • Multiple Documents
  • Deferred Transmission