It is very less 17 MB.
As this App is given by your school you will have to download this app and also your school will do all communication through this App. So, it is important for you to download so you don’t miss any notifications from your school.
On login page at the bottom you will see Demo option if you click on that you will see all Qeasily Demo videos.
You can contact us and we are there to help you anytime. Please find details on Contact Us page.
You don’t have to do anything make sure you connect to internet once in every after 2-3 months. So whatever updates are available for you will automatically get downloaded to your device.