No notification. No nothing. I have Missed many people by not replying the messages. Set into priority in my phone setting and still no Notification. And no nothing. No notification about match. No notification about chat. 0. ZERO!!! NOTIFICATION. Uninstalling and installing again. AND STILL 0. NO NOTIFICATION. AND NO NOTHING. Missed so many people by not replying the messages. Just delete this from playstore. its useless.