Calculator lock is a great privacy protection application to easily hide photos and videos you don't want others to see on your Android device.

Disguise your Hide Master to a secret calculator.

As an awesome privacy guard app, Calculator Lock disguises itself as a math calculator and enables

Hide photos, hide video under the calculator Lock and No one knows the existence of Gallery Vault

Install the Calculator Vault : Secret Photo Video Locker app from the play store

Sort files or folder, better organize hidden photos and videos in gallery vault lock

Lock files, notes, contacts in secret calculator lock

You can directly hide photos and secret videos from phone gallery or external SD card

Your files will be secretly stored in vault and can only be viewed after a Numeric PIN is entered on calculator panel of this app

Thank You So Much