With global shift towards flexibility of cloud there are different demands on monitoring availability and performance of applications provided in the cloud. There are obvious limitations in accessing components of app hosted by third party run outside of internal environment. Same time there are opportunities of using vendor API and status page. In Salesforce, one of the most innovative company in the world by Forbes and one of the biggest cloud service provider, we understand the need of customer to be able to see in real time availability and performance of cloud application. In the following presentation we're going to list and describe multiple ways of monitoring cloud apps. Some of the methods are: building in web monitoring using Curl, web browser automation tools like Selenium, external scipts (reading vendor status dashboard) and API calls to the app.