Helium Student Planner - Helium is an online student planner that lets you organize and color-coordinate your schedule and schoolwork, capture details about every assignment, and plan your study time efficiently.
Subjects by Eyen - Timetable, homework, and grades
Power Planner - Record homework and class schedule.
The Homework App - The easy way to view and manage your student life.
MyHomework - myHomework is an app where students can manage their school life.
Notion Student OS - The Complete Education Toolbox For All Your Learning!