GETTY•ALAMY David Cameron's team are said to be using WhatsApp to discuss the EU referendum

FREE now and never miss the top politics stories again. SUBSCRIBE Invalid email Sign up fornow and never miss the top politics stories again. We will use your email address only for sending you newsletters. Please see our Privacy Notice for details of your data protection rights.

His aides and ministers are said to be sharing information on the messaging app ahead of June's historic in/out referendum. Unlike emails sent on Downing Street computers, WhatsApp messages, which are encrypted, cannot be released under Freedom of Information laws. And furious Eurosceptics last night accused Mr Cameron’s team of "trying to hide their secrets" from voters.

Cameron's spin doctors are trying to hide their secrets Matthew Elliott

Matthew Elliott, the CEO of anti-EU group Vote Leave, slammed the move. He said: "Cameron's taxpayer-funded spin doctors are trying to hide their secrets from the public. "This is potentially criminal and should be investigated by the Cabinet Office’s Head of Ethics and the Information Commissioner."

GETTY Hillary Clinton was embroiled in a storm after sending emails from a private account

And Tory MP David Davis urged the Government to "learn from the mistakes" of US politician Hillary Clinton, who was caught sending emails on a private account. He added: "Attempts to avoid the Freedom of Information Act will lead to scandal and embarrassment. "This will only reinforcing the public's view that the Remain campaign is prepared to cheat to win this referendum."

GETTY George Osborne's spokesman did not confirm whether the Chancellor uses the app