I have premium, but the app prompts for me to login to Appstore? September 30, 2019This is caused be a periodic check for a valid purchase in the premium app. Should not happen very often! Related Posts:Quick guide to login with Grosh 4.1Shopping app review - how does Grosh compare to other…Wishlist app Fromto version 1.7 availableWish list app Fromto stability and safety improvementsGrosh grocery app on a dietGrocery app Grosh with shopping trip cost calculation