Calculator+ is the best photo vault, picture hiding, and photo encrypting app. It is a free, secure, and easy-to-use app for hiding photos and other files on your Android phone. You can keep your photos and files safe and hidden from others. It can be installed on any Android phone or tablet and works on all of them. 

How to install and use Calculator+?

1. Download Calculator+ from Google Play Store.

2. Install the Android operating system on your computer, then download the app.

3. After you have installed it, open the application and start using it.

How to use the Calculator+ photo vault?

.Start the app, then you can see a list of files that you have hidden. You can view and delete the photos that you have hidden. To view the hidden files, you need to enter the password that you have created.

4. After you have entered the correct password, you can see the hidden files.