KeepSafe - Keep your entire photo library safely stored in an encrypted private cloud.
Folder Lock - Folder Lock is a security software that helps you to password protect files, shred files, clean history, encrypt the personal documents and much more.
App Lock and Gallery Vault - Wish you could simply lock all your private apps on your smartphone with just a click?
Private Photo Vault - Legendary Software Labs LLC introduces a brand new feature-rich privacy protection app known as Private Photo Vault.
AppLock (FOSS) - A privacy App lock FOSS application.
Photo Lock App - Photo Lock App – Hide Pictures and Videos is one of the best privacy protection apps developed and published by Donna Danley.