2025 Brand of the Year Grand Prize, #1 in Middle & High School School Exam Education App Category for 2 Consecutive Years!

Prepare for school exams in all subjects at your school, perfectly prepared with past and predicted questions.

Largest collection of repetitive study questions by question type for Korean, English, Math, Science, Social Studies, and History.

#12.37 million questions #Midterm #Final #Past Questions #Predicted Questions #School Exams #Workbook #Problem Solving #Study App #Note-taking

Prepare for 1st Semester Midterm Exams: Korean, English, Math, Science, Social Studies, History.

Get to know your school's past and predicted questions in advance and prepare!

Perfectly reflects the 2022 revised curriculum

Jokbo.com’s 26 years of know-how

Generated customized test papers based on analysis of difficulty and exam trends

Study like a workbook by selecting only your school’s exam scope

Reinforced problem-solving centered on past and predicted questions

330 professional question setters + solution tips

Stop studying by just memorizing answers

Improve your problem-solving skills on your own

Stuck while solving a problem? 'Please solve this problem for me'

Ask difficult questions for free right in the app and get answers!

A communicative problem-solving community where seniors and peers provide answers

Jokbo.com: The question bank for school exam preparation

Study like a workbook and organize incorrect answers and solution processes using the note-taking function! Past Exam Questions, Predicted Questions, and Highly Accurate Test Papers for All Subjects

A Study App Offering the Full Experience

The Reason 5.2 Million Members Chosen

Uncomparable to Other Apps, Perfect Preparation for School Exams with 12.37 Million Questions

Real-time Upload of Fast Exam Cheat Sheets from Schools That Took Exams First Under the New Middle & High School Curriculum

Achieved #1 Education App (Based on Google Play Store, 4th Week of June)

---- Developer Contact:

Education Zone Co., Ltd. Guro-gu, Seoul, Republic of Korea

4th & 5th Floors, 18, Digital-ro 32ga-gil, Guro-gu (Guro-dong, H.K TOWER)
08393 2148666871 No. 2017-Seoul Guro-0819 Report by Personal