Bitdefender Antivirus Plus 2015 is the official Product of the Year and winner of Best System Speed. It detects when you are working, playing, or watching movies and prevents apps from popping up or slowing down your system. OneClick Optimizer frees up the hard disk space and performs registry repairs and privacy clean-up. On top of unrivalled antimalware protection, Bitdefender Antivirus Plus 2015 shields your online banking and shopping with Bitdefender Safepay™ a unique, secured browser. It also shortens the buying process, by autocompleting credit card details from your Bitdefender Wallet.