Simply enter your name and phone number, and you can check the number of people without experiencing the name of the person in charge during the experiential learning or enlightenment activities. If you enter your name and phone number only once at the beginning of the semester, you can run it anytime you want and check it.You can enter the name without phone number.You can replace the existing personnel check name list pro and the employee name list with this one app.It can also be used as a table of employees in a travel guide or company.For those who need to change their name frequently, such as a travel guide, you can easily enter them by using the PC to send the list using the KAtk, by using the KAtok on the smartphone, and by pasting it into the KAIST list app.Up to 10 classes can be input. Up to 40 students can be entered in a class.If you press the input name, the color will change to 5 levels. This can be done in five steps, as usual (Anon students), participating students (on students), transfer students or absentees, and up to two levels when there is something to display. Pressing the Reset button at the bottom right will remove all the colors in the students name. The name does not disappear, only the checked contents disappear. When you need to hold down the student name, the call is automatically connected.The storage is automatically saved at the end.