Once the app installed on your phone, on first launch, you will be asked to log in.New account necessary if you had a beta/backer version of the app (see below).
IF YOU CREATE AN ACCOUNT WITH EMAIL : WARNING, you will have to wait to receive your confirmation email
If you want to create an account with email, you will have to go through the "register" procedure. You just need to follow requested screens and at the end, you have to wait (it can be long) for your account to be activated by our serveur.
If you use a facebook or a google+ account, the procedure will be much faster. You will find the 2 dedicated buttons for a quick login on the first page of the app appearing after the install.
IF YOU HAD A BETA/BACKER VERSION BEFORE :WARNING, when you will install our new app from the store, you will have to create a new account to log in.