AVG and SP2 firewall for me, Firefox for dubious style surfing. I don't even bother scanning the computer these days even after dodgy internet use, there's never anything to find except for a few tracking cookies. Computers start to get expensive if you start buying software when there is a perfectly good free solution out there.
Save your £60 and put it towards something nice like a romantic meal with the missus and a good bottle of wine.
Save your £60 and put it towards something nice like a romantic meal with the missus and a good bottle of wine.