Amazon says iPhone and iPod Touch users will be able to buy music from its digital store, complete with 22 million songs,for the first time beginning Thursday.

Steve Boom, vice-president of Amazon Music, says that since the launch of the Cloud Player app for the iPhone and iPod Touch, customers have been asking for the ability to buy music from Amazon directly from their devices.

Apple device users can browse Amazon's MP3 store for music using Apple's Safari web browser. The music users buy gets saved to their Amazon Cloud Player libraries and can be downloaded or played instantly from Apple devices or other gadgets such as the Kindle Fire.