Check this app also
The Best and Most Trusted and Download Privacy Safeguard Protects over 200 Million Users from Private Information Leakage, with Strong AppLock to Lock up Apps, Convenient Privacy Scan to Locate Loophole, Safe Box to Hide Private Photo & Video, WiFi Security to Secure Network Safety, etc. Many Other Functions are Waiting You to Discover!
With LEO Privacy Guard, you can heave a sigh of relief and no longer worry about:Girlfriend/boyfriend is checking your SMS and call log -- Lock private SMS and call √Parents/kids are curious about your gallery and FaceBook status – Lock gallery and FaceBook√Colleagues accidentally see your private photos or videos – Hide private photos & Video √
It is easily available on google play store