Opening CNG files

Have a problem opening a .CNG file? We collect information about file formats and can explain what CNG files are. Additionally we recommend software suitable for opening or converting such files.

What is the .CNG file type?

cng — Complete National Geographic Image.

Software to open or convert CNG files

You can open CNG files with the following programs:

The Complete National Geographic by National Geographic Society

Free File Viewer Pro

Popular Formats

Video Tutorials