The gallery is the very first place where we look for images and videos to play because photos and videos from different apps and folders are synchronized and managed as a portrait in the Gallery app. Whenever the Gallery app is opened, it scans for media files in the directories and loads its references into the application, hence Gallery app will overflow with lots of pictures and videos from various apps media folders in the SD card and internal memory, so the user would fumble to view the actual images what he/she is looking for. In the case of the popular social messaging app "Whatsapp," it's not every time we receive and share fun images and videos, sometimes awkward media files would also fill the Whatsapp media folders which will automatically reflect on the Gallery app. Since Whatsapp is like a private chat most probably we protect it with passwords and pattern lock, but not in the case of Gallery app. So when someone sneaks into our Gallery app, they can see