Academic management and communication system. In the individual teacher version, AdditioApp centralizes the management of lessons, from planning to student's grade book to speed up evaluations. In the Additio for Schools version, the platform supports financial management including global reporting, with accounts for teachers, administrators, students and families. This simplifies collaborative work and encourages everyone to participate in school life. Upon request, a quote can be prepared if you need to register more than 90 students.