Not working at all if you do not sign up!

ALL POSITIVE REVIEWS ARE PAID PEOPLEs !
HORRIBLE USELESS APP!
No matter if Lufthansa dont find my single booking SO I AM
INABLE TO BOOK SEATS, ANYWAY I WILL NEVER EVER LIKE OR USE THIS WORST AIRLINE unless they are my last option !

Susy1199 about Lufthansa, v5.0.1