Just some of the many featurs of Digital Pipe Fitter:

• Easy to use Windows application
• Many joints and miters to choose from
• Joints include pipes, cones and flat plates
  
• Options for beveled cuts, straight cuts and hand beveled cuts
• Optimized through the wall layouts to make tight fitting joint
• Instant and transparent interopability between English and Metric units
• Combine multiple joints on one template
  
• Colored, zoomable previews of templates
• 3D rendered view of joint can be viewed from any angle
• 3D rendered view can be taken apart (exploded) to view inside the joint
• Can print to any printer that Windows® recongizes
• Exports template graphics to Autocad® DXF files
• Prints report with measurement needed for hand layout of cutline
  
• Saves groups of joints together in one project file
• Visual selection of the joint type you want
• Setting adjusts printout to compensate for template thickness
• Multiple joint constructions for most joints (allows surface, or through joints).
• Modular software design makes adding additional joints possible
• Library of joints is still growing
  
• Custom design service for additional joints is possible to fulfill your needs.
  

Digital Pipe Fitter has an extensive list of features but is very easy to use.  Just fill in the parameters and print a template.  Advanced features like combining multiple joints on one template do not clutter up the interface but are available as a separate and special type of joint.