iPhone Users! Starbucks is offering a FREE $5 Gift Card When You Gift a $5 Gift Card through iMessage using ApplePay! Simply download the Starbucks iPhone app and then head over here and follow ''How to Get Started'' and ''How to Send Your Gift'' steps. After sending the $5 Starbucks gift card (using ApplePay, you'll immediately receive your 5 gift card via email. This deal is valid through April 23rd.