[Offline Dictionary]
* English-Korean dictionary: Contains approximately 250,000 words
* Korean-English dictionary: Contains approximately 80,000 words
* English Dictionary: Offline dictionary function, can be saved in vocabulary.

[Web Dictionary]
* Access to various popular website dictionaries online
* English-English and Korean dictionaries available

[Word memorization, vocabulary book]
* Ability to check and remove words you know
* You can collect only the words you want to memorize as favorites
* You can create your own vocabulary book, and you can add and delete vocabulary books.
* A very special word memorization method that those who have used it once will know its true value.

[English word game, 4 English word games]
* Two types of memorization tools, including English memorization cards and multiple-choice word memorization
* Two types of English word memorization games, including matching the same words and English spelling games.

[ effect ]
* Improve your English vocabulary score through basic vocabulary learning and memorization of English words
* Improvement of English tests in elementary and middle schools, and improvement in high school college entrance exams
* Improvement of official English tests such as various civil service exams, TOEIC, TOEFL, TEPS, etc.