Tolv is a program dedicated to managing student attendance in schools comprehensively and effectively. It includes recording the attendance and departure of students in an organized and safe manner, and preparing daily, weekly and monthly reports on attendance and departure. Through it, parents can be sent immediate alerts about attendance and dismissal status, comprehensively manage student data, and assign different permission levels to users. The program helps improve communication between the school and parents, and promotes better management of time and resources.