Welcome to the Ritter's of Kettering app. The fastest way to satisfy your craving for delicious frozen treats and other tasty food at our Ritter's Frozen Custard location in Kettering, OH. FEATURES 1. Mobile Ordering - Place your order through your phone and get notified when it is ready to pick up. 2. Lightning Fast - No username, no password required. Just order in a few taps and get ready to be satisfied. 3. Skip the line - Order from your floor or in location and never wait in line again.