Create your own memorization book by adding words and sentences you want to memorize directly.
Check your memorization with multiple-choice/sentence completion quizzes.

◈ Add Words Directly
Enter the "word" and "meaning" of the word you want to memorize and add it to your memorization book.

◈ Add Sentences Directly
When you come across a sentence you want to memorize while watching a movie or reading a book, enter the "sentence" and "meaning" to add it to your memorization book.

◈ Add from the Store
Check and easily add prepared vocabulary lists from the store to your memorization book.
More store information will be continuously added.

- [2022 Revised] Elementary Essential English Words 800
- [2022 Revised] Middle/High School Essential English Words 1,200
- [2022 Revised] Other Essential English Words 1,000

◈ Add Today's Conversation Sentences
Check Naver's Today's Conversation and easily add it to your memorization book.

◈ Learn from the List
Memorize "word (sentence)" and "meaning" together, and hide "word (sentence)" or "meaning" to think about it yourself.
You can mark your progress by indicating how well you know.

◈ Learn Individual Sentences
You can learn one sentence at a time, not from the list.

◈ Multiple-Choice Quiz (Word Quiz)
Try to guess the correct answer among the 4 options.

◈ Sentence Completion Quiz (Sentence Quiz)
Select words in random order to complete the sentence.

◈ Encouragement
Enjoy quizzes more with SoSo's encouragement.

◈ Direct Input in Quizzes
If you use 'Enable Manual Input in Quizzes' in the settings, you can directly enter and check before presenting the word.

◈ Backup and Restore
If you log in with your Google account, you can back up and restore to Google Drive.