If you find that you need your own personal reminders, Google Calendar has you covered.
Note: Reminders you create in Inbox or Google Keep also show up in Google Calendar.
To add a personal reminder:
Step 1: If you don’t see Reminders under My calendars, click the Down arrow downarrow next to Tasks and select Switch to Reminders.
Step 2: Click an empty time slot in your calendar.
Step 3: At the top, click Reminder.
Step 4: Add your reminder.
Step 5: Choose a date, time, and frequency for your reminder.
Step 6: Click create.