The iPhone might be selling like hotcakes among the public, but the smartphone remains out of favour in Whitehall.

Ministers are sticking with their BlackBerry handsets because Apple's haven't been given security clearance.

The news comes after Tom Watson, Labour MP for West Bromwich East, asked all government departments which ministers had been supplied with which phones, and all said they had only supplied with Research in Motion's smartphones as this was the only approved handset company.

“The only mobile telecoms or personal digital assistant devices that have been issued to ministers of the department are BlackBerry devices,” wrote Parliamentary Under-Secretary of State at the Department of Health Simon Barns in a written response to the question.

Original Article