How to open 18A files
Did your computer fail to open a 18A file? We explain what 18A files are and recommend software that we know can open or convert your 18A files.
What is a 18A file?
The 18A file extension indicates to your device which app can open the file. However, different programs may use the 18A file type for different types of data.
While we do not yet describe the 18A 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 18A 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!
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Various 18A openers
These apps are known to open certain types of 18A files. Since many different programs may use 18A files for different purposes, you may need to try a few of the apps to open your specific 18A file.
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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.