Royal prankster Prince Harry is taking his cheeky ways on tour in Afghanistan, by signing his fellow soldiers up to 'cougar' dating websites without their permission.

The 28 year-old is reportedly having some fun with his comrades as they continue the difficult work in the war-torn country and is keep up morale with a string of pranks.

“Harry’s good at keeping up morale and loves a prank,” an insider told The Sun.

“He’s signed up at least two pals in his camp for dating sites – and it’s cracking up the other lads going through the replies they’ve been getting.”

Harry has been focused on 'cougar' websites for women seeking toyboys, The Sun says.

The source added: “The one that’s causing most amusement is the profile he created for one of the lads who said he was hunting for ‘more mature women’.”

“And who knows – Harry may have done them a favour as they’ve plenty of girls waiting to meet them back home now.”