How to open HND files

Did your computer fail to open a HND file? We explain what HND files are and recommend software that we know can open or convert your files.

What is a HND file?

The HND file extension indicates to your device which app can open the file. However, different programs may use the HND file type for different types of data.

We are aware of 1 different use of the HND extension, which you can read more about below.

HNSKY Deep Sky Database

Through our analysis of HND files, we know that one use of the format is HNSKY Deep Sky Database. We have not yet described in detail what these files contain and what they are used for, but our team is working tiredlessly through thousands of file formats. We'd love hearing from you if you have information about the format.

We have not verified any programs yet that works with this specific format. If you know any, please use the 'Suggest a program' link below. Thanks!

Software that will open, convert or fix HND files

These apps are known to open certain types of HND files. Since many different programs may use HND files for different purposes, you may need to try a few of the apps to open your specific HND file.

HelpNDoc Personal EditionHelpNDoc Personal EditionUser submitted
HelpNDocHelpNDocUser submitted
HelpNDoc Standard EditionHelpNDoc Standard EditionUser submitted
We have not verified any programs that we know for certain can work with HND-files on Mac. If you know one, please use the Suggest link below and tell us about it!
We have not verified any online services that we know for certain can work with HND-files. If you know one, please use the Suggest link below and tell us about it!