If you want your applications be safe, secure, dan protected, then it is best for you to download this application called App lock - Fingerprint. App lock - Fingerprint is an application that allows you to create a PIN, pattern or fingerprint for you to lock your mobile apps. Moreover, App lock - Fingerprint has various features that you will surely enjoy like app locker, passcode, supports most apps, set color in app lock screen, search for apps, wallpapers, and more. Also, you don't have to worry about a thing because it is completely free and you can easily download it via Google Play on your preferred device.