简小知 is an innovative educational app designed for iPhone users, focusing on fostering children's interests and enhancing their skills through a diverse range of online learning solutions. The platform offers various products, including writing, concentration, public speaking, and high-quality content tailored for children, encouraging joyful self-growth.

The app features an interactive learning model where professional video guidance is provided by real teachers, ensuring a more engaging experience for children. It incorporates a scientifically structured curriculum that progresses through different learning stages, catering to various age groups. Additionally, it emphasizes quality education by offering hundreds of premium courses in humanities, arts, history, and natural sciences, aimed at developing lifelong skills and improving future competitiveness.