Handy software package to lock smartphone applications
A free program for android
Lock apps, check. Hides apps, check.
A free utilities & tools app for Android, by SpSoft
Free App for Security Seekers
A free utilities & tools app for Android, by Ukzzang
Hide Pictures and Videos in most secure gallery lock vault so they don't get exposed
? i Applock 8 can lock Market,Contacts, Gmail, Gallery, Settings,SMS,Facebook protecting your privacy.