cRegister app for iPhone and iPad

cRegister is a program that is a class register for teachers.
Its purpose is to facilitate the work of teachers leading courses at schools, colleges and universities.
Its main goal is to manage schedules, attendance records and grades for groups of students at various subjects.

Program functions related to a group/class:
* Create, edit, delete courses, groups, students
* Define the types of grades with weights (e.g. test, homework, project)
* Choose of entry method for the grade type (by a letter or percentage points)
* Create common error lists with penalty points for grade types
* Create To Do lists for classes
* Manage student lists (attendances, grades)
* Manage class lists (attendances, grades)

Additional features related to students:
* Search students
* Import a list of students using clipboard from other programs, such as Numbers
* Import students to the group from other group
* Send e-mails to individual students or entire groups

Other features include:
* Editing grade scale (letters and percentage ranges)
* Assign calendar appointments to groups
- Note: This feature requires permission to access the system calendar
- Additional view by dates is available then
- Appointments defined are visible in the system calendar
* Export data in CSV (clipboard, e-mail)
* Creating and restoring a database backup in the iCloud