BT Guard - Then BT Guard application is what you need: it secures your Bluetooth and turns it off automatically. From now on you will not forget the open Bluetooth connection and your mobile will be safe from BT attacks and intrusions.
BT Guard is security application for your mobile phone that guards your Bluetooth connection
Dr.Web Anti-virus Light - Protect your precious Android Device from viruses
Dr.Web Anti-virus Light scans the file system of your Android device, including the "hidden" area and user applications. Detected malicious objects can be deleted or moved to quarantine