Introduction of iuu free SMS software

IUU is the first mobile phone software that uses Internet technology to send SMS, voice and MMS for free. Support. Net and wifi, mobile, Unicom and telecom users can send messages to each other for free, regardless of international or domestic roaming. You can send and receive messages without adding friends, and the operation is simple. It is divided into mobile phone version and computer version, which supports most mobile phone operating systems. Users of iUU send messages to each other for unlimited free, and send them to mobile phone users who have not installed iUU, which is the same as the operator's tariff. After the software is installed, you can send a short message (0. 1 yuan) to the iUU server for user registration. Registered users can use all the functions of iUU for free within one month from the date of registration. After the probation period, they can still enjoy free functions such as contact backup, business card, iuu online, etc., but they need to activate the membership function to continue to enjoy the service of free unlimited SMS sending. The membership fee is 5U RMB/month. Inviting a mobile phone user to register for iUU can get U coins for free, and inviting a user can get 5U coins. There is no upper limit. See iUU official website for details.