How to open .ch3 file format?

The probably reason why you are at this website is a problem with opening .ch3 file. The full name of the file is Harvard Graphics DOS Chart 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 Harvard Graphics.

.ch3 file extension (Harvard Graphics DOS Chart File)

Category Developer/Producer File description Popularity
Layout Files Harvard Graphics Harvard Graphics DOS Chart File
Programs using this file extension: .ch3
ADS OS Software
  • Harvard Graphics 98
  • Harvard Graphics Chart XL
  • Corel WordPerfect Office X6
  • ACD Systems Canvas 14

The file extension .ch3 can be used by another programs. If you have some useful information about .ch3 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 .ch3 file?
  • How to open .ch3 file?
  • What is .ch3 file?
  • How can I convert .ch3 file?
  • Where can I find informations about .ch3 file extension? (for example on the File Extension website)
We hope we have given you enough informations about this file type. Otherwise you can search some informations about .ch3 extension on