How can I download the app and sign-up? Wunder 21 February 2020 15:51 Updated Follow After participating in the survey (link) and entering your Lufthansa e-mail address, you will receive further information on how to download the app by e-mail in mid-March. Related articles How does my LH Ridesharing app work? How does my carpooling app work? Are there any costs involved? What happens with my data? Comments 0 comments Please sign in to leave a comment.