小学生手書き計算ドリル is an educational app designed for students from 1st to 6th grade, offering a total of 4213 arithmetic problems commonly taught in elementary schools. The app features a structured menu based on grade levels and topics, allowing for repetitive practice in small steps to ensure a solid grasp of the fundamentals.

Users can write intermediate calculations on the screen with their fingers, facilitating a more interactive learning experience. Additionally, the app provides detailed explanations, aiding in understanding solution strategies and intermediate calculation methods.

Each session presents 5 problems, with the opportunity to earn accolades like "Well Done" or "Master License" upon achieving a perfect score. With a simple and user-friendly design, users can enjoy using the app consistently over extended periods.