※ WordMaster Contents of the book before revision of moderate difficulty are recorded.
※ WordMaster If you are interested in the content of the book, please use the "WordMaster Secondary Difficulty (Revised)" app.

Infinite repeating system that can not be memorized!
WordMaster is aimed at learning proper English words that can be a lifelong asset.

You can learn step by step according to 50days schedule which is scheduled by main word order.
Provides a way to memorize English words optimized for mobile app characteristics.

Words are fear for those who do not know, and pleasure for those who know.
Feel the pleasure through the Word Master Secondary App.

[Word Master Secondary Difficulty App Features]
1. Word Card: Word Master's unique 'Yes I Know' learning method allows you to see words, meanings, and example sentences on a single card. It's easy to move to the next word with one touch.

2. Vocabulary: A word memorization specialized in word master! Depending on the learning results of the word card, you can learn more about words separated by 'I do not Know' and 'I Know'. You can memorize the meaning of a word by looking at it or seeing it.

3. Voice memorization: A total of 900 words are spoken by a native speaker. You can also practice your listening skills through listening settings.

4. Matching / Words: Memorized words can be checked and reviewed by word tests.

5. Refresh Reminder / Random Setting: You can test the correct word at the time you want by following the reminder for the next day. You can also learn words in random order with random settings.

Pleasure of learning English!
★ Word Master Secondary Difficulty

[Permission Related]
The company does not collect and store personal information separately, and in order to provide services when installing ETOOS APP, it needs to have call status information value, camera function right on mobile phone, recording function right on mobile phone, photo, media and file access right .
If your device is under Android 5.9, you will not be able to accept the opt-in and revoke functions.