Martin Lewis says you can slash your mobile phone bills before April price hikes - and it all starts with a text to a six-digit number.

Money expert Martin Lewis says mobile phone customers can save money by sending a text to a 5-digit number.

In 2016, the team got the communication in place, and “2017 will be about shipping new core functionalities that enable Digit to do more for you and automate more of your financial life.” ...