Wink is a program designed for both preschoolers and elementary school students, and it is widely used by elementary students. Since there are many level differences among elementary school students of the same grade, a personalized learning approach is essential. Wink provides personalized learning as a base, and also offers elementary school subject learning at no additional cost, helping children develop both their skills and habits. Furthermore, even for highly advanced students, they can use the "Cats Home" personalized learning program, which has been adopted by 82% of academies, at no additional cost. This is why many elementary school parents choose Wink, making it the overall number one brand for children aged 4-13.