The Jost app you comfortable all about shopping at Jost at hand. Your loyalty card, all of your receipts, keep track of your bonus Punke or vouchers and information about our exclusive events and appointments at all locations In order to use the app: You already have a loyalty card Jost. Your customer number you need in the registration process. If you do not yet have a Jost customer card, please contact an employee or look for under www.mode-jost.de how you can become the owner of the custome