Azure Application Insights is a part of Azure Monitor. It provides powerful analytics tools to help you diagnose issues and to understand what users actually do with your app. It's aimed at developers to help improve application performance and usability. Azure Service Health provides insights into the health of Azure services, which is more about the health of the Azure platform rather than specific applications. Azure Advisor offers personalized recommendations to optimize Azure deployments. Azure PowerShell is a set of cmdlets for managing Azure resources directly from the PowerShell command line.