A messenger cum social networking application, YAY lets you connect with friends. It has been designed for IOS platform. YAY has several salient features and allows high-quality VOIP (voice over internet protocol) calling as well as free instant-messaging. The app gets you connected automatically with contacts in your phone book. The activation process is simple and the users require only a phone number to be able to use it. Upon requesting activation users receive an activation code, after which the app is ready to use. Downloading YAY is absolutely free with no hidden charges.