Welcome back
Sign in.
Use the same Apple or Google account you fly under in the app, and the website will know you by the same handle.
Pilots are made in the app. Sign in here with the same Apple or Google account and the website will know you.
You're new here.
That account doesn't have a pilot yet. Grab the app to make one — pick a spot on Earth, choose a balloon, and let the wind do the rest. Then come back and sign in with the same account.