Starbucks 4.2.1 is a Android App developed by Starbucks Coffee Company. It is a Lifestyle kind of App with lots of features listed. This App already downloaded around 10,000,000 - 50,000,000 times from initial release. Starbucks requires your device to have Android 4.2.1 to open this App. This particular version of the App released with lot of bug fixes and performance improvements. You can go ahead and Download Starbucks 4.2.1 APK full version from the download page to install directly on your Android Device.
To Install Starbucks, All you need to do is just copy com.starbucks.mobilecard.apk file into your Phone's SD card or Internal Storage, double tap copied file then click "Install" to manually Install onto the Android device.