OTO Free International Call - A free international call service with no international call charges
OTO is a great application that provides internaional calls from KOREA.
OTO lets you make international calls based on Korean telecommunication company (SK/KT/LGT).
Call originated from the other country will be supported soon.
OTO international call is..
a free international call service with no international call charges
A local call fee from the payment system of the user’s smart phone occurs, and there is no duplicate billing.
-mobile & phone
America,Singapore,China,Canada,Thailand,Puerto rico,Hongkong,Guam,Virgin Islands,Saipan,Alaska,Hawaii,
India,Romania,Macau,Malaysia,Samoa,Brunei,Trinidad and Tobago,Greece,Germany,Belgium,Israel
GroupMe Start a group, add your friends, and we’ll give you a free phone number for it. GroupMe is the easiest way to start conversations and keep in touch with your real life network. It's totally free, and it works on every phone