What you need to know about Jetstar mobile apps
Jetstar provides an iOS app that is compatible with iPhone, iPod, and iPad.
For Jetstar Jetstar's Plus, Max or Business Max members, you'll be able to manage your account from the app, though using their website will no doubt provide more functionality
Jetstar has an Android app that works with most Android tablets, phones, and some Android Wear devices. You can get the same stuff done on the Android app as you can on the iOS app for Jetstar.
If you're just looking for their mobile site, you can head on over to http://www.jetstar.com on your mobile device.