09 File Type

- The quick facts

What are 09 files and how to open them

Are you having problems opening a 09 file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is a 09 file?

Files with the .09 file extension are most commonly associated with Unknown Apple II files. These files are normally found on Golden Orchard Apple II CD Rom disks.

How to open 09 files

Important: Different programs may use files with the 09 file extension for different purposes, so unless you are sure which format your 09 file is, you may need to try a few different programs.

While we have not verified the apps ourselves yet, our users have suggested 3 different 09 openers which you will find listed below.

Last updated: December 15, 2021

Suggest another file format using extension 09

While we know of one file format using the .09 file extension, there may be more. It is widespread that different programs use files with the same file extension for very different types of data. Please let us know if you are aware of a different kind of .09 file.

Various apps that use files with this extension

These apps are known to open certain types of 09 files. Remember, different programs may use 09 files for different purposes, so you may need to try out a few of them to be able to open your specific file.

KuaiZipKuaiZipUser submitted
Microsoft OfficeMicrosoft OfficeUser submitted
ESPRIT ApplicationESPRIT ApplicationUser submitted