Get a free Blackberry  Curve 8520 smartphone from Virgin Mobile when you sign up for the £10.21 a month deal.

This deal from Virgin Mobile includes unlimited email and 1GB of mobile web allowance, 250 texts and 50 minutes of call time each month.

On top of that you get unlimited Blackberry Messenger, and unlimited calls to Virgin mobiles.

Virgin Mobile covers 99% of the UK population, and you can keep your existing number when you switch to the Virgin Mobile free Blackberry Curve 8520 offer.