Firebase Cloud Messaging provides a reliable and efficient connection between servers and devices, allowing for the delivery and reception of messages on mobile devices. This cross-platform messaging solution lets app developers reliably deliver messages to app users at no cost.
UrbanAirship is a simple means of integrating Urban Airship to your iOSapplication. UrbanAirship requires Xcode 10.0+ for all projects and the static library with application solely to projects targeted at iOS10.
OneSignal is a push notification software with numerous features such as A/B testing, real-time reporting, and can be scaled to fit the largest apps. OneSignal can send push notifications across numerous platforms including mobile, web-based, In-App, and email notifications.
Programmable Chat lets you add chat to any app with SDKs for mobile and web. Powered by the Twilio cloud. With Twilio Programmable Chat Cut development effort. Quickly create mobile-friendly chat experiences with Twilio’s full-featured SDKs and global real-time messaging infrastructure.
Pubnub allows developers to quickly implement secure, collaborative features in a variety of realtime apps that have gained massive traction. It helps apps reflect any source of live data, from mapping, geotracking and dispatch, to broadcasting push notifications. Pubnub is available for iOSand Android apps.
Pusher is an Objective-C client library for the Pusher Channels realtime service. Pusher Channels is a hosted service that sits between your web application and the browser that lets you deliver events in realtime using WebSockets. The libPusher API mirrors the Pusher Channels JavaScript client as closely as possible, with some allowances for Objective-C conventions. In particular, whilst the JavaScript client uses event binding for all event handling, where events are pre-defined, libPusher uses the standard Cocoa delegation pattern.
Amazon Device Messaging (ADM) lets you send messages to Amazon devices that run your app, so you can keep users up to date and involved. Whether you're giving a user a game update or letting them know that a message from their buddy has arrived, Amazon Device Messaging (ADM) helps you stay in touch.
Facebook push notifications presently deprecated is a push notification tool available top android developers. Facebook push notifications presently is no longer supported.