Ring your friends with Rynga for Android! Start saving money by making Voip calls over Wifi, GPRS, or UMTS. Just download the Mobile Voip app, logon with your username or create one directly in the app and start taking full advantage of Rynga’s cheap international rates or talk to other Rynga users for free! Rynga’s features: - Uses your own Android phone’s contacts - Send cheap text messages as well! - Superb quality audio - Money saver Using our app as a default dialer may interfere with dialing 911 emergency services.