The download button opens the iTunes App Store, where you
may continue the download process. You must have iTunes installed with an
active iTunes account in order to download and install the software. This
download may not be available in some countries.
From Nitesh Purswani:
Hide your pictures and videos without hassle and keep out snoopers! Lock Out is an easy to use, hassle free app to protect your photos and videos! It has a beautiful UI which was designed for iOS 7 and an array of features which are easy to use. Features Lock your photos and videos with ease. Recover your forgotten passwords through email. Place a password on individual albums for extra security! Decoy password which will open an entirely different gallery and will protect your photos & videos! Easy to use and designed for iOS 7!