Use APKPure App
Get TCall old version APK for Android
Bạn có thể sử dụng với một số điện thoại bằng cách sử dụng Twilio.
Sign up Twilio and start IP phone.
By setting "AccountSID" and "AuthToken" on Twilio's console dashboard as an application, you can use IP phone right away.
It is also possible to link with your address book.
You can also make an old smartphone that you are not currently using an IP phone dedicated to Wi-Fi.