깨비키즈 깨비 구구단 is an educational app developed by 깨비키즈. It is a comprehensive learning tool for children to improve their multiplication skills. The app offers both the 9 times table and the 19 times table, allowing children to practice and master their multiplication skills in a fun and engaging way.

The app features a well-organized multiplication table, where children can easily access and review the multiplication facts. In addition to the table, there are rhythmic chants and animated videos that make learning the multiplication facts more enjoyable. The app also includes various games like "달려라 씽씽", "빵선생님", and "연습" to help children reinforce what they have learned.

Please note that while the app is free to download and use, there are additional content and features available for purchase through in-app purchases.

For any inquiries or support, you can contact the developer via email at or through their customer support hotline at.