What you need to know about Garuda Indonesia mobile apps
Lucky for you Apple device users out there, Garuda Indonesia has an iOS app that will work on all of your devices.
For Garuda Indonesia Garuda Miles members, you'll be able to manage your account from the app, though using their website will no doubt provide more functionality
The Android apps from Garuda Indonesia work with all Android phones and tablets from various manufacturers (Samsung, LG, Google, etc.), and Android Wear watches might also be compatible. You can get the same stuff done on the Android app as you can on the iOS app for Garuda Indonesia.
Also take a look at Garuda Indonesia's website by clicking here — you should be able to do what you need there.