How to open CNS files

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

What is a CNS file?

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

While we do not yet describe the CNS file format and its common uses, we do know which programs are known to open these files, as we receive dozens of suggestions from users like yourself every day about specific file types and which programs they use to open them.

We are continually working on adding more file type descriptions to the site, so if you have information about CNS files that you think will help others, please use the Update Info link below to submit it to us - we'd love to hear from you!

Generic CNS

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

SAP BusinessObjects EnterpriseSAP BusinessObjects EnterpriseUser submitted
Consul ApplicationConsul ApplicationUser submitted
Integrated Software Platform System Server and ComponentsIntegrated Software Platform System Server and ComponentsUser submitted
LRNSLRNSUser submitted
VirtuallTek Fighter Factory UltimateVirtuallTek Fighter Factory UltimateUser submitted
Integrated Software Platform System and ComponentsIntegrated Software Platform System and ComponentsUser submitted
ConsensusConsensusUser submitted

Try a universal file viewer

Try a universal file viewer like Free File Viewer. It can open over 200 different types of files - and most likely yours too. Download Free File Viewer here.

We have not verified any programs that we know for certain can work with CNS-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 CNS-files. If you know one, please use the Suggest link below and tell us about it!