Passbook: StarbucksAs shown off at many keynotes, Passbook holds your plane ticket, coupons and your Starbucks card. But currently it doesn’t support much. According to the Starbucks Twitter account, Passbook will be getting the ability to add your Starbucks card to it by the end of September .

This comes at good news, as Starbucks was one of the main demos at the WWDC back in June.

(Source: Twitter, AppAdvice)