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deliverability

Why some web push notifications are not delivered to the browser?

November 17, 2020December 7, 2018 by collimarco

A notification that is successfully delivered to the browser push service, may not reach the end user for various reasons:

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Categories Web Push Notifications Tags deliverability, push-api Leave a comment

Web push subscription age affects delivery rates

October 30, 2018September 26, 2018 by collimarco

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.

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Categories Web Push Notifications Tags deliverability, push-api Leave a comment

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

February 27, 2019September 24, 2018 by collimarco

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:

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Categories Pushpad, Web Push Notifications Tags deliverability, targeting, web-notifications Leave a comment

Pushpad: improvements to deliverability and monitoring

January 29, 2017 by collimarco

Today we have deployed a new version of Pushpad which improves deliverability of push notifications and make it easier to find and debug any delivery failure.

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Categories Pushpad Tags deliverability, push-api Leave a comment

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