How to open .hpj file format?

The probably reason why you are at this website is a problem with opening .hpj file. The full name of the file is Help Project File. If the double-click on the file’s icon shows you a message that additional programs are needed to open the file, you’ll find the list of helpful programs in the bottom of the page.The developer of this format is Microsoft.

.hpj file extension (Help Project File)

Category Developer/Producer File description Popularity
System Files Microsoft Help Project File
Programs using this file extension: .hpj
ADS OS Software
  • Microsoft WinHelp
  • Adobe RoboHelp 9
  • Adobe RoboHelp 9

The file extension .hpj can be used by another programs. If you have some useful information about .hpj file type that may help other users, please send them to us and we’ll update our database.

Visiting our website you are probably asking yourself:
  • What application can open .hpj file?
  • How to open .hpj file?
  • What is .hpj file?
  • How can I convert .hpj file?
  • Where can I find informations about .hpj file extension?
We hope we have given you enough informations about this file type. Otherwise you can search some informations about .hpj extension on or