Use secret calculator vault to hide photos, hide pictures, hide videos.Easy hide pictures ,hide videos and hides files from the public gallery, When others will only be able to see a normal calculator installed on your phone.Your files will be secretly stored in calculator lock and can only be viewed after a Numeric PIN is entered on calculator panel of this app.Hide photos and videos - secret calculator keep your photos / videos safe and private You can import your private images, videos , notes and files into this secure repository and no one knows its existence except you. ??Main Features in secret calculator: ? Hide Video and Images media files will be stored in secret calculator and will not be shown in any other photo , videos album, gallery or file manager.secret calculator app lets you hide personal images and short videos or long movies with advanced protection. ?Hides Files In secret calculator you can hide and view your personal files. ?...