Dooth Vault has an excellent notification system which alerts the user with all important matters.
The notifications display for the following list of actions:
Requesting browser permissions to show notifications
File app
Received documents shared by other members
Comment notifications
File private message notification
Calendar app
New event invitation
Event reminders notification
Talk app
New message notification
Invited group notification
Webinar notification
Missed call notification
Conversation invitation notification
Circle app
Circle creation notification
Circle join request to owner of a circle
Task app
Task added notification
