The Appy Awards were held in London on 11 April, by organisers Carphone Warehouse.

Apps are big business nowadays, with 350,000 on offer from Apple, 200,000 for the Android operating system, 65,000 from Nokia and 11,000 for Windows.

So which apps came top of the bill? Well, there was one big winner among the hundreds of apps available; click on to find out which.