World fone sip dialer for iOS

World fone sip dialer is an international calling software for smartphones made by Southern Telecom Software Company Limited (South Telecom).

Vietnam's leading enterprise in VoIP service with stable system and large international bandwidth helps to make international phone calls very stable and high quality.

Worldfone makes free intra-network calls worldwide. That means two Worldfone subscribers make free calls anywhere.

Worlfone also provides super cheap international calling service for only 257 VND / minute to England, 330 VND / minute to America.

Guide:

To call : Dial 00 + Country code + Area code + Foreign phone number. For example: 0012127773456.

To call Worldfone please register for a Worldfone account in 2 ways:

- Call 1900545463 and press 2 . Or write a message : 'WF DK' to 6089 . When registering successfully, you will receive 1,000 VND.

- Worldfone supports various forms of recharge such as online transfer, Payoo e-wallet and mobile scratch cards (Viettel, Mobi, Vina) so you can recharge anytime, anywhere.