Recently, I found my application is crack by some anti-lvl tools.
This tool could easily crack the \"Android License Verification Library\" in my application, and genera
In general - there is no way to fully protect your application in the wild. User might have root access on his/her device and then all bets are off. You can introduce some manual "hackarounds", but if your app is a high-profile one, you will be cracked anyway.
Its just power-play between you and crackers. And if you fight crackers too hard you might hurt your fair users as well.