JSMC USIM app for iPhone and iPad

This is a service offering free wifi and data for the low price to foreigners who visit Korea

What is JSMC USIM?
This is a service which is sale or renting of U-sim card
to your mobile phone in other countries without roaming service. After downloading the application,
you should fill in the application form and then you can use data. It is 26times cheaper than using data in non wifi zone. When you fill in the application form , you need u-sim number. You will receive the u-sim at airport or port when you entering Korea. If you want to receive the u-sim in your country, you can get it by courier .
Also JSMC USIM provides service of EGG/Mobile phone rental and orinary phone call by the lowest price.
Moreover, all services are translated into several languages (Chinese, Japanese, English, Korean)
,so useful for searching information such as tourist attractions, accommodation and restaurants .

You can enjoy the service after requesting via installed application.