A2R

a2r icon

KittyXplorer encrypted archive

File type: Encoded and encrypted file

An a2r file extension is used by KittyXplorer, an image-encryption program for Microsoft Windows.

An a2r file contains an encrypted archive.

What is a2r file?

File type category:
Encoded and encrypted file

Date updated: October 22, 2026

The a2r file extension is associated with KittyXplorer, software for Microsoft Windows that encrypts images.

An a2r file contains encrypted archive data. The archive may use AES with 128-, 192-, or 256-bit keys; Blowfish with 128-, 192-, 256-, or 448-bit keys; or Serpent with 128-, 192-, or 256-bit keys.

How to open a2r file?

Use KittyXplorer on Microsoft Windows to open and work with a2r files.

How to convert a2r file?

An a2r file cannot be directly converted to another file format. Open it in KittyXplorer and, if supported, decrypt or extract its contents before saving them in another format.

Suggested software to open a2r file:

Associated software actions with the a2r file

Software applications that can open a2r files:

Microsoft Windows

Software applications that can edit a2r files:

Microsoft Windows

Software capable of saving a2r files:

Microsoft Windows

Software apps that create a2r files:

Microsoft Windows

Software apps that extract a2r files:

Microsoft Windows

Software applications that handle other tasks involving a2r files:

Microsoft Windows

Related file extensions