Apple has announced that a record-breaking December for its App Store meant annual sales surpassed $10 billion (£6.1 billion) for the first time.
In December alone over $1 billion (£610 million) was spent by customers at the App Store, downloading almost three billion apps.
"We'd like to thank our customers for making 2013 the best year ever for the App Store," said Eddy Cue, Apple's senior vice president of Internet Software and Services.
"The lineup of apps for the holiday season was astonishing and we look forward to seeing what developers create in 2014."
Last month Apple announced its Best of 2013 iTunes list, showing games to be the most popular apps amongst customers.
In the UK MInecraft Pocket Edition proved to be the top selling app, while Candy Crush Saga was the top grossing app. All 10 of the top paid for apps were games.Other surprise hits in the App Store in 2013 included comedian Ellen DeGeneres' Heads Up, ProtoGeo's Moves and Kevin Ng's Impossible Road.
The introduction of iOS 7 enabled developers to create new apps and redesign old ones with 200 new features and APIs. In total, Apple's developers have now earned $15 billion through the App Store.
Market research released today by Kantar Worldpanel ComTech revealed that Apple's iOS lost ground on its rivals in the three months leading up to November 2013. According to Kantar's figures, the iOS sales share fell by 5.5 per cent during that period in the UK.