This is an application that allows you to take HRD epasskorea's courses on your mobile device.

[main function]
- Check my course list
- Lecture streaming playback function
- Lecture download function
- Double speed (0.5x ~ 2.0x) function
- Horizontal and vertical playback screen and screen fixation function
- Set screen size (optimal, horizontal/vertical custom, full, 16:9, 4:3, ...)
- Adjust screen size magnification (multitouch zoom in/zoom out)
- Section repeat function
- Continue viewing function
- Learning progress management function