Web push subscription age affects delivery rates

This article investigates one of the reasons that negatively impact delivery rates for web push. First it shows that web push subscriptions can last many years without expiring, then it proves a negative correlation between the age of a web push subscription and its expected delivery rate. Continue reading “Web push subscription age affects delivery rates”

Targeting only recently active users can increase delivery rate of web push notifications

There are various reasons that can prevent a web push notification from being delivered. One of them is the presence of subscriptions that are no longer in use: Continue reading “Targeting only recently active users can increase delivery rate of web push notifications”