Hide Pictures & Videos Within Vaulty - Private and Secret Hidden Photo Vault app Vaulty - Vaulty

Encrypt & Store Private Photos, Videos, & Other Media on Your iPhone - iOS 7 [How-To]

How to lock, hide, and unhide an app on iPhone or iPad | Apple Support

AppLock - Fingerprint & Password, Gallery Lock | Hide Photos & Videos, Message Security Lock

Disable This Android Privacy Setting ASAP!

How to Enable APP LOCK on Samsung Galaxy A34 (via Secure Folder)

How to lock files in Android mobile without any app

Five Tips to Protect Your Private Photos, Videos, and Important Files in the Cloud