Please download the latest version of this application on this link https://play.google.com/store/apps/details?id=com.sv.smslocker . With the Private Message Locker application, you can lock away all messages from specified private numbers. This app hides these private conversations and also provides you an option to reply to the private messages. The private messages are password protected. With the private database and password, this app is perfect for keeping your messages private!