Order Wizard app for iPhone and iPad

Order Wizard is a self-ordering system for restaurants, cafes, pubs, fast food, etc.
Clients can make orders and pay using theirs smartphones inside restaurants. Mobile payments can be done via PayPal. You have to scan QR code to locate the table you are sitting on, then you get the restaurant menu and make your order. Also you can call the waiter for assistance. After finishing your meal you can pay by choosing from available methods: offline cash, offline card and PayPal depending what restaurant accepts. The restaurant have to install server and desktop application and provide WiFi connection in order to offer this service.