Apple is hoping that Apple Pay, a tap-to-pay service integrated into the iPhone 6 and Apple Watch, will help it dominate the $79.2 billion-a-year digital payments market. But can Apple succeed where so many have failed before, and truly replace our wallets with our phones?

With UK consumer confidence increasing, competition among banks is stronger than ever. Austerity has left consumers cautious, while 24/7 banking has given more access and control over personal finance. But what do people want, and how can banks entice them to switch?

In the US, 80% of consumer spending no longer involves physical dollars, while in Britain cash use has dropped 14% in the last five years. What is driving this shift towards a cashless society? And how will we spend and manage money in the future?

Studies show that three quarters of us are born with the inclination to make poor spending decisions - spurring the creation of Japanese money management app PhotoMoney. And while it's not the first, developers believe it's unique enough to effectively alter spending habits.