Bitsdujour are having a giveaway of Driver Booster PRO (1 Year / 3 PCs) v2.3.1, where everyone can download a full version copy for free. The giveaway will be valid for today only (24 hours on 9. June, 2015). Act fast to grab your free copy. Go to the giveaway page here, and click on the “Get It For Free” button to get your free serial key & download link.