Perfect AppLock(App Protector)

Perfect AppLock, a highly-rated Android application, provides robust security for your apps using PIN, pattern, or gesture locks. Safeguard sensitive applications like WhatsApp, Facebook, Twitter, Skype, SMS, email, gallery, camera, and USB connections with ease. The free version offers the full functionality of the paid version, without restrictions.

Key features include screen brightness adjustment per app, preventing screen rotation on a per-app basis, and a "watchdog" that photographs unauthorized access attempts after three failed logins. Furthermore, it allows locking various device settings (Wi-Fi, 3G data, Bluetooth, sync, USB) and offers customizable locking policies based on time or Wi-Fi connection. Fake error messages deter intruders, and minimal resource usage ensures optimal performance. Remote control via SMS commands is also supported. Compatible with Android 5.1.1 Lollipop and beyond, Perfect AppLock offers comprehensive app locking and privacy protection, employing diverse authentication methods including gestures, PINs, patterns, and text passwords. Trusted by millions globally, it's a comprehensive solution for securing your digital life.