Korean keyboard is a free and simple app to type in Korean language for Android smartphones. You can type in Korean without any kind of learning. 

In the first screen, you can set the input method as Korean. Then you can start typing. In the next screen, you can set the output method. You can also choose the way of the preview as either in the text or in the image format.

The second screen is for choosing a theme. There are many themes to choose from. You can choose from three themes, the default, the light, and the dark. You can also change the color of the text and background.

This is the default keyboard for typing. You can change the layout of the keyboard and choose from three different font sizes.