A free program for Android, by Quantum4u.

Calculator Vault & Media Hider is a useful utility that will allow you to lock your photos and videos in a password-protected folder.

It is a privacy-first app. No one will be able to view your photos or videos unless you allow them to do so.

This is a free app that works on all Android devices.

Calculator Vault & Media Hider will let you hide photos and videos. You can choose to hide photos, videos, audio, and other files. You can even hide apps and other types of files.

Calculator Vault & Media Hider will let you view your hidden files by entering the password that you have set.

If you do not remember the password that you have set, you can use your fingerprint to unlock your photos and videos.

Calculator Vault & Media Hider will also allow you to hide documents and other types of files.

The app will let you hide as many files as you want.

You can also set a PIN to protect your files.

You can use the app to hide photos, videos, audio, and other files.