한국어 기초 사전(Basic Korean Dictionary) - Free

It's a free version. If you don't like the ad, you can use this app.: https://play.google.com/store/apps/details?id=org.koreanlab.basickoreandictionary

This dictionary has the most used words and essential words for Korean learner.

It contains more than 50,000 vocabularies.

It offers easy explanations in your language.

English, Japanese, French, Spanish, Arab, Mongolian, Vietnamese, Thai, Indonesian, Russian are available.

* This is for searching Korean words.

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Added Quiz feature: English, Portuguese, Vietnamese, Indonesian, Thai.

Shake your phone for quizzes!

Let me know if there's incorrect information.

Feedback is always welcome.