The Affinity Salon & Spa mobile app is a great way to receive special offers for savings and exclusive offers at Affinity Salon & Spa in St. Joseph, MI. App users will be the first to know about new products, special events, and insider deals. The app has a built-in rewards program to say thanks for doing business with us. Take photos of your favorite styles for future reference. You can even request an appointment, right on the app.