Dingtone - WiFi Phone Calls & Text Messaging App is a subscription-based social networking application that lets you make cheap international calls and texts to other Dingtone users. You get free calls and texts to anyone beyond your country, no matter if they’re using mobile or landline. All you need is a WiFi connection. This is great for emergencies where you can’t use your phone to contact, but you still have your mobile data. It’s also a convenient app for frequent international callers who’d like to save on the costly cell credits. With crystal-clear voice calls and low-cost international SMS all over the world, this app competes fiercely with the best apps for communication out there.