More than ever before, apps are the new gadgets, enabling us to work smarter, roam further, share easier and never be more than a few seconds away from blockbuster films or entertainment. Stuff is your guide to over 450 of the best apps for all occasions, not just for iOS devices, but also for Android, Windows and Blackberry. Also, we rate each of the OS platforms against each other - is Apple still dominant? - and even show you how to make your own iOS or Android apps.