Time Manager is an application that people can use it as scheduler. People can download the application on the phone which is portable and convenient. After register , you are able to add study events.
It asks the title of the study event, starting time, end time, study location and study partner. You could also add the notes to describe what it is or memo what you need to do during the study event.
It will remind you when the events starts and ask that you are currently working on it or not.
The image below is an example of the time manager.
You could see the dots at the bottom of the date which means schedules are added on the day.