VR used to be a big deal a couple of years ago when every manufacturer believed it would be the future of gadgets. Alas, it seems it still has a long way to go as it didn't really pick up all that much. Instead, AR (Augmented Reality) has slowly started creeping its way up in the tech mainstream and many companies — including Apple — have expressed their belief that this is the next major thing to happen in mobile tech.

AR basically lets you view the real world through your phone's viewfinder, but add a digital twist to it — a 3D object, which can be plopped in and interact with the real ...