App locker is the best-rated security tool. Protect privacy with password, pattern, fingerprint lock App lock helps you to protect your phone from annoying people by locking your applications from public access, only you will be able to unlock them again. AppLocker supports: app lock finger print app lock password app lock pattern AppLock can lock, Social Media apps, Contacts, Settings, and any app you want. Prevent unauthorized access and protect your privacy. App locker supports fin