Compatible with both Android and iOS devices, the C Spire International app provides simplified, crystal-clear calling using your 3G or 4G smartphone’s internet capabilities. If at any time you don’t have access to the Internet on your phone, a local access number will automatically dial through to complete your call.
Download the C Spire International app through the Google Play Store.
Launch the app on your Android device and create account via the link on the sign in screen. If you've already registered, sign in using the same credentials you used when you registered.