Rory Cellan-Jones gets to grips with the new payment app
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Mobile money: Paym phone payments app launches

29 April 2014 Last updated at 00:58 BST

Paym, the system which links your mobile phone number to your bank account goes live on Tuesday.

The app may have a better chance than others of finally gaining widespread acceptance for mobile payments.

Will using your mobile phone to pay for things finally take off?

Rory Cellan-Jones met George Charalambous, HSBC's head of mobile banking, to find out how it works.