The latest info on Frontier mobile apps
There is an iOS app from Frontier which will work on your iPhone, iPod, or iPad.
EarlyReturns members will also be able to use the app to manage their profile, view account activity, and more right from the app.
The Android apps from Frontier 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 Frontier.
Instead of downloading the mobile app, you can try visiting the mobile website of Frontier to find flights and manage reservations. Click here for their website.