Easynote lets you disable email notifications easily! To disable email notifications, finish the following steps:
Click on the arrow next to your avatar in the right-hand corner and choose Settings.
Select Pop-up and email notifications in the left-side menu and then move the sidebar on the right to reach Email notifications. Switch the bar next to Pop-up notifications to OFF or manage the notifications you want to receive on email.
This should ensure your email notifications are now disabled.