Photo, Video Locker-Calculator app can secretly Hide Pictures, Videos and Lock Apps without anyone notice because it looks as just a regular calculator. 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. Also this Photo, Video Locker can be used as regular calculator for daily use. ADVANCE FEATURES : Access Photo, Video Locker by typing Numeric PIN on calculator panel of this app. Lock apps using Classic PIN pad. Support all Picture formats like GIF, JPEG, PNG etc. Beautiful Themes for calculator and app lock screen. Easy to Manage, Delete, Unhide, Move Pictures in gallery vault. Amazing Image viewer and Slide show with Shuffle option. Supports app protection to prevent Calculator from being uninstalled by strangers. Powerful and Instant Lock Apps system to keep safe your private media. Disappears from recent apps list. Dark Mode feature helps to secretly open personal photo, video locker during night without anyone knowing. Latest Material Design with easy to use interface. HOW TO USE :? Hide Pictures and Videos : Click on Plus Button at the bottom of main screen and then select media from gallery and click lock button to hide into Photo, Video Locker-Calculator app. Lock Apps: Go to AppLock tab on main screen and Lock your Apps by selecting them to keep safe from others. USEFUL TIPS :? Forget Password? Recover Password by your registered e-mail id and regain access to the app. Change PIN? Go to Settings tab and click on Change Password. Unlock Media? After you Hide pictures and Videos, use unlock button in this app to unhide media whenever needed. Advance Protection? Turn "ON" app protection option from settings after you Hide pictures and Videos to keep safe without losing it. Relax and View Images? Use SlideShow option and set slide interval from settings. Beautify? Use Theme icon to change color of Lock Screen so you don't get bored. Any Suggestion or Feedback? email: firstname.lastname@example.org.