NetQin Mobile Guard is a free mobile security software. It is compatible with Symbian S60 phones – which includes most high-end Nokia phones.
Mobile Guard is no one-trick pony – it removes junk, minimizes power consumption, blocks harmful sites in browser and protects mobile phone against common malware. It can also help you manage internet usage within monthly limits, a connection log, and even a real-time traffic bar that shows the amount of traffic being transferred.
Download Netquin Mobile Guard