How to open ZLO files

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

What is a ZLO file?

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

While we do not yet describe the ZLO 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 ZLO 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 ZLO

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

ZoneAlarm ClientZoneAlarm ClientUser submitted
Zone Labs ClientZone Labs ClientUser submitted
ZoneAlarm Security SuiteZoneAlarm Security SuiteUser submitted
ZoneAlarm Anti-SpywareZoneAlarm Anti-SpywareUser submitted
ZoneAlarmZoneAlarmUser submitted
ZoneAlarm Extreme SecurityZoneAlarm Extreme SecurityUser submitted
ZoneAlarm Anti-virusZoneAlarm Anti-virusUser submitted
PCGATE PersonalPCGATE PersonalUser submitted
VRSeries SoftwareVRSeries SoftwareUser submitted
Alice Total SecurityAlice Total SecurityUser submitted
ZoneAlarm ProZoneAlarm ProUser 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 ZLO-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 ZLO-files. If you know one, please use the Suggest link below and tell us about it!