Open ann file
Did your computer fail to open ann file? We explain what ann files are and recommend software that we know can open your ann files.
What is ann file?
An ann file extension is related to the Microsoft Windows Help, a Windows Help viewing tool and used for its annotation files.
ann file description
The ann file extension is associated with the Microsoft Windows Help system used for browsing in the help documents distributed with the Windows operating system.
The ann file stores annotation.
Software that will open ann file

Microsoft Windows Help
A software for making help files for Windows programsOther ann file extensions
ann - ENVI saved map annotation
An ann file extension is associated with the ENVI app for Microsoft Windows. An ann file contains saved map annotation.
ann - King-FIX data
An ann file extension is related to the King-FIX and used for its data files.
ann - Lingvo dictionary annotation
An ann file extension is related to the Lingvo dictionary annotation data file format.
ann - ZEMAX annotations
An ann file extension is related to the ZEMAX, a modeling tool for Windows. An ann file contains annotations.