Webroot complete 2011 for a lap top is it ok to use,im in the uk?

am not that great with comps,did a scan on my laptop everything was fine think it was microsoft security .my mcafee or norton runs out next month,im going with the price as its under 25.00 and covers 3 pcs.is it ok to use on a lap top and a computer upstairs.any one with good knowledge,i know if i go to my local stores ,they prob try sell me all sorts of things .cheers any good answers emma xxx