Description of Spam Filter Sms It is an application where we can add SMS from all names including gsm operators as spam. We can also add the names of the persons registered in the directory beside the names to the spam box. When an SMS is received from the added number or spam, the device does not give a notification but keeps the incoming messages in itself. Users can also browse these messages and request them as they wish. Adding a message is easy with the Messaging – Inbox access.