Easy Korean Learn Hangul Free for Android
All you need is to play this game for 20 minutes to get basics of Hangul.
Or 20 minutes of playing every day and after a week you will have a background knowledge of Hangul.
Try and see yourself !
Full version of game has 4 sets:
1. Vowels
2. Consonants
3. Basic Set
4. Full Set
Also 2 design modes:
1. Black
2. White
You can switch between them easily.