One of the more obvious apps, but let's face it, we're all rather dependent on GPS and internet based things to show us the way these days. So having a map permanently on your pocket is very convenient.

Scan bar codes with your mobile to be able to instantly compare prices online.

First came the very convenient online banking, and now mobile banking app means you can access your account wherever you are, transfer money and even pay bills while on the go.

Access a huge wealth of online recipes and even modify or add your own. The app will also read out the recipes for you, meaning you can concentrate on the cooking without getting your mobile all covered in various substances.

Of course. All manner of gaming apps can be found, making for a welcome distraction when waiting around or bored. Popular games include the incorrigible Angry Birds and Plants vs. Zombies.

This app can turn your phone into a bright when needed. It also allows for different strengths and hues, making for an entire light show in your pocket.

Should you end up losing your phone, with this app you can remotely track and even lock your phone.

One particular app can converted the currency in more than 180 countries, giving you the most up-to-date rates and saving your last search should you need it while offline.

OK, so not quite Terminator vision. But the Reality Browser overlays information on the images you see through your camera. So holding it up in the street will show nearby cafes, apartment searches and even people who have recently tweeted from the area.

Using your camera, this app measures the height of objects and then works out the distance between you and it.