LINE CFD is a free iPhone application developed by LINE Securities Corporation that allows users to invest in a variety of financial products around the world with just a few hundred yen. The app offers an intuitive and simple design, with the ability to trade almost 24 hours a day. Users can invest in a range of financial products, including major world indices, domestic and foreign stocks, crude oil, precious metals, and US real estate.

One of the unique features of LINE CFD is the ability to receive notifications via LINE about important economic indicators, sudden market changes, and AI price predictions. The app offers a range of order types, including streaming, market, limit, stop-loss, IFD, OCO, and IFD-OCO, as well as FIFO ordering. Additionally, the app provides access to market information, including news and economic indicators from Minna no Kabu.

Overall, LINE CFD is an excellent option for those looking to invest in a range of financial products around the world with a simple and intuitive interface.