Muggles everywhere can become fledgling wizards with the help of a new iPhone and iPod touch app. Warner Bros' digital arm is offering the new spell app that "will turn iPhones and iPod touches into magic wands".

Offering over ten "spells" the app can be practised alone before would-be wizards can "duel" opponents.

The only official Harry Potter game available on the App Store, it's available now for £2.99 or $4.99. There's an official trailer above and more at