Study study app os: lock screen

It is not only the payer who receives study materials or problems.
An open platform where anyone can equitably access and share learning materials

We pursue where anyone can study together if they have passion.

As an open study study app that anyone can participate in
Various fields such as entrance exam, certification, English, Korean history, etc.

You can create and study study groups on the lock screen.


: Open to the most open space

Through open studies and mini-scholarships that anyone can participate and access
An app with the goal of reducing inequality in educational opportunities.




The lock screen exposure function saves time and enables easy study.
You can also select and expose the desired study among the studies you are subscribed to.

(Save time, study authentication, convenience, select and expose only the study you want)


: Available to students and teachers

How many seconds did the other correct answers solve?
You can check your location, such as what is the correct rate by number of readings.




Collective intelligence can predict what other people think is likely to come out.

(The power of collective intelligence, see it right before the test, if I don't see it, it's a loss)




We share a unique and easy memorization method that you never thought possible.




You can share your opinion or thoughts through the comment feature.




Problems or data solved through the lock screen remain as a record
Create your own statistical data.