Check out Word Circle (동그라미) - a Korean vocabulary game. It's available on Android and iOS.

Android update including pronunciations, search in English and verb definitions

Pronunciation breakdowns are now available. If you are learning Korean type in any word and see a breakdown of how each consonant and vowel is pronounced. Examples: 국물 or 소리

to go
to leave; to disappear
to change, replace
to grind, file, polish, rub, whet
to till, plough, sow a crop, cultivate
to go