Learning Hangul vs Sudoku

This app is about learning Hangul, the Korean alphabet. This game will help you get familiar to Hangul.

Sudoku is a puzzle game where you fill in the numbers 1 to 9 in a table consisting of 9 rows and 9 columns. You win if you fill in all the squares correctly while putting the numbers 1 to 9 only once in each of the nine rows, columns, and 3X3 squares without repeating them. * This app requires an Internet connection. ※ Main features 1. 3 levels of difficulty - Easy: Has less empty cells than standard game, and allow mistakes to 5. - Standard: Standard sudoku game difficulty. - Hard: Has more empty cells than standard game. 2. Auto notes and hint - Using auto note functions, and you can check the available number list in cells. - If you doesn't know answers, you can using hint to find correct number in specific cell. Hint use count is recorded in statistics. 3. Statistics / Leaderboard - You can view your statistics and best records for each difficulty level. - You can register your best records on the leaderboard and compare them with users all of the world. - If you turn off time limit options, game records not added in statistics. 4. Customization support - You can change sound and vibration option and theme color in the settings menu. - Supports korean and english language.