WindowsWhat is the CRYPT9 file format?
A file with the .CRYPT9 extension is a file known as WhatsApp Messenger encrypted message database backup. It belongs to the Encoded Files category.
The reliable way to open a .CRYPT9 file is with software that recognises this exact format, rather than guessing from the file name. If you are not sure what created a file, our file identifier can read its first bytes and name the real format, even when the file has been renamed.
This page lists 10 programs that open .CRYPT9 files. A fully verified, hand-written description of this format is being prepared; until then, the details on this page are drawn directly from our database.
Format details
in a nutshellFULL NAMEWhatsApp Messenger encrypted message database backup
CATEGORYEncoded Files
Programs that open CRYPT9 files
Android4 apps
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