Default whats the best ''antitheiftapp''?

hi guys i have a htc one x running cm 11, and i want a app that i can track my phone, avast antitheift didnt work so proper but it was perfect app.
i like how it would take pics if the phones pin were entered wrong three times, but that was a premium thing but is there a same for free?
if u dont understand me properly just quote and i explain more
give me tips of apps so i can check them out