A free app for Android, by SailingLab.

AppLock – Easter is the most secure app locker with a great and easy-to-use interface. It provides users with a clean and safe environment in which they can enjoy their mobile devices without worrying about security. The tool is capable of locking a variety of applications, including WhatsApp, Facebook Messenger, Snapchat, Twitter, Instagram, and more. It also comes with a great and intuitive interface that makes it easy for users to secure their mobile devices.

The tool is compatible with Android devices.

How to Use:

Open the application and enter the password.

If you have more than one device, you need to set the password on each one.