A free app for Android, by Litter Penguin.

This application provides a smart and intuitive way to manage and organize your photos, videos, and albums. The application allows you to view all the pictures on your device, both on the internal storage and on the SD card, and also manage your albums. The gallery app is the best choice if you want to keep all the photos and videos on your mobile device organized and accessible. It can be used on Android devices.

It can be used to protect your pictures, videos, and albums with a password, and it can also be used to hide them from the rest of the world. It is a very easy-to-use application that does not require much knowledge of the subject. It is also capable of creating beautiful photo collages and of recovering deleted photos.