ANDROID APP LOCKER II PRO
DOWNLOADING LINK
http://uploading.com/files/d56feae1/App_Locker_II_Pro_v2.6.0.rar/
When launching a protected app, it will throw a fake crash error which may mislead guest user into thinking that your app has a glitch or something. So it can stop guest from using your protected app in a natural manner.
For owner, it provides several secret unlock methods to unlock it without a trace. Of course, it also provides a password protection with a secret input method.
THANX YOU...