Application Insights is an Application Resource Management (APM) service. It is used by developers to monitor an application's performance by using analytical tools on Azure, which provide real-time analysis on how the user interacts with your application. No matter whether our application runs on the cloud or on-premise, we can monitor its performance using Application Insights, which supports any web application built on .NET, Java, and Node.js.
Application Insights can be integrated with web applications in the following scenarios: