Usar o APKPure APP
Obter o APK da versão antiga de RingTel para Android
A RingTel oferece chamadas internacionais de baixo custo nas quais você pode confiar.
RingTel lets you call actual phone numbers, so reliability is great and there's no need for the other person to have the app to receive a call. In short, its the easiest, most reliable way to call friends and loved ones around the world.