Open KEY File

KEY Frequently Asked Questions

What is KEY File?

KEY file extension is used to store files in Apple Numbers office application file format. Apple Numbers is a free application from Apple used to create and edit spreadsheets. KEY file is a compressed archive containing various files which compose Apple Numbers Spreadsheet.

Are KEY File Binary?

KEY Files are binary archives which contain compressed versions of components of the Apple Keynote presentation. When uncompressed some parts of the KEY file could be in the XML format and editable.

What applications can I use to open KEY file?

AAE files are natively supported by Apple Keynote for Mac OS, Apple Keynote for iOS, Apple Keynote for iCloud.