The latest info on S7 Airlines mobile apps
Lucky for you Apple device users out there, S7 Airlines has an iOS app that will work on all of your devices.
For S7 Airlines S7 Priority members, you'll be able to manage your account from the app, though using their website will no doubt provide more functionality
S7 Airlines has an Android app that works with most Android tablets, phones, and some Android Wear devices. Perhaps standard practice these days, the Android app offers the same functionality as the iOS app from S7 Airlines.
Also take a look at S7 Airlines's website by clicking here — you should be able to do what you need there.