Kemal YAZICI

Has your wordpress website a mobile application? Do you want to push notifications from wordpress website to your application? 
Pusher plugin can achieve this job if you use Firebase Cloud Messaging in your application. 
If you make the settings in the mobile application correctly, the plugin will push a notification in every new post.
You can find all Firebase Cloud Messaging related information at <a href="https://firebase.google.com/docs/cloud-messaging" rel="nofollow ugc">this address.</a>
<h3>How to push notification to mobile app</h3>
You can send a notification to all users who have subscribed to the topic you set from within your application.
<ul>
<li><a href="https://firebase.google.com/docs/cloud-messaging/ios/topic-messaging" rel="nofollow ugc">Send messages to topics on iOS</a></li>
<li><a href="https://firebase.google.com/docs/cloud-messaging/android/topic-messaging" rel="nofollow ugc">Topic messaging on Android</a></li>
</ul>

Pusher – Pushing mobile notification with FCM

If your wordpress site has a mobile application, you can push a notification to the users of your mobile application via this plugin.

Paulo Miranda

Notifications for posts, pages and custom post types.
Works with scheduled posts.
Send notifications to users of your app from your website using Google’s service, Firebase Push Notification.
The notification sent includes the block with the data message to be handled by the application, even when it is in the background.
Configure the plugin to start sending notifications.
Send custom field values ​​in the notification, in the data option.
Send a notification when you post news or update your content. When editing, the option is deselected to send you to accidentally send a new notification. Check if you want to send a new notification when editing.
Compatible with apps developed with the SDK Flutter.
You need to register users on the same topic (fcm) that was informed in the plugin configuration. This plugin is not intended for sending notifications to websites.
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FCM Push Notification from WP

Notify your users using Firebase Cloud Messaging (FCM) when content is published or updated.

Pusher – Pushing mobile notification with FCM vs FCM Push Notification from WP