With 100,000 monthly users, Matchda is the perfect app for studying past exam questions!

High-scoring test takers emphasize "repeatedly solving past exam questions" as the top secret to success.

Matchda is a CBT service optimized for solving past exam questions. It can be solved on all devices and platforms, including PCs, tablets, and mobile devices, and offers a variety of features not available in paper books.

- Automatic Grading
You don't have to search for and grade answer sheets like in paper books, or download separate answer files like with other e-books. Just click and your score is instantly calculated!

- Expert Commentary
Stop worrying about "How do I solve this problem?" or "Is this explanation good?" Study with premium commentary provided by a partner publisher that has long been the choice of test takers! (Commentary is available only for premium subjects.)

- Automatically Created Error Notes
Stop wasting time copying down every wrong answer! Save time with Matchda's automatically generated error note.

- Theme-based Solutions
Problems are categorized by sub-unit, allowing you to focus on solving all the previous questions for a specific unit. (Available only in Premium content)

- Personalized Learning
Stop worrying about how many problems to study each day. You can select the problems and subjects you want to study based on your study habits.

- Solution History Analysis
Have you ever worried about whether you're doing well or working hard while studying? Matchda will analyze your solution history to let you know your level of skill and how hard you've worked!

- Past Question Review System
Stop worrying about how far you've come or which problems to tackle! Don't worry about checking your progress every time you study! Matchda will automatically notify you.

- Problem Search
Enter keywords you frequently miss in the Matchda search bar. It will find all related problems and help you solve them all at once. You can also see how many times a specific keyword has appeared in a given question.

Aside from these, Matchda offers a variety of features for test takers.

Currently, the following are electrician, electrical engineer, industrial safety engineer, construction safety engineer, firefighting equipment engineer (electrical), firefighting equipment engineer (mechanical), Korean proficiency test (advanced), Korean history proficiency test, cooking technician (Korean, Western, Japanese, Chinese, pufferfish), pastry technician, baker technician, hairdresser (general), hairdresser (skin), forklift driver technician, excavator technician, information processing technician, computer skills 1st and 2nd grade, hazardous materials technician, distribution manager 2nd grade, Linux master 2nd grade, network manager 2nd grade, water quality economist, web design technician, transportation technician, energy management technician, computer application machine drafting technician, computer graphics operation technician, clinical psychologist 2nd grade, career counselor 2nd grade, office automation industrial technician, forestry technician, gas industrial technician, gas technician, computer application architectural drafting technician, air conditioning and refrigeration technician, mechanical maintenance industrial technician. We support many fields, including automotive mechanic, welder, food technician, industrial hygiene manager, big data analyst, cooking technician, architect, and Maeil Business Newspaper TEST civil servant national and local government positions, Korean, English, criminal law, and criminal procedure law.

We plan to continue adding more.

Available from iOS 13.