Filter is a better and smarter notifications manager. Filter gives you control over what notifications create an alert. The unimportant notifications stay silent.
Filter app is still in beta, so you might find bugs and crashes. Please send us feedback and we'll fix the issues right away.
Features:
-Mutes group messages on Whatsapp by default
-You can mute apps or people (across apps) that send you too many notifications
-See full email and Whatsapp messages
-See upcoming calendar event