Loader is a free and cloud-based load testing tool that allows you to stress test your web apps and apis with thousands of concurrent connections. If you want to buy a high-performace web server, it is the right tool for you to take a testing before you buy.
It's very easy to use, but before testing, you have to sign up an account and verify your domain by uploading a file to your website root directory or modify DNS records. In case someone may use this tool illegally for DDos attack.
How to Use
I am walking you through briefly, If you want to take more advanced features, please take a look at its documents.
Test Settings
Here is a screenshot of starting a test, there are three test types for choose.
