vCloudPerformer 4.1.0.381 was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The software relates to Development Tools. This free program was originally created by Verisium, Inc. The following version: 4.1 is the most frequently downloaded one by the program users. We recommend checking the downloaded files with any free antivirus.
From the developer:
vCloudPerformer is a FREE cloud load testing tool that is used to measure the performance, scalability and load stress capacity of web applications by utilizing load servers on the Amazon EC2 cloud. vCloudPerformer will show you how well your application responds when it is subjected to a large concurrent user load running in the cloud.
You may want to check out more software, such as Hypertext Builder 2006, KoolMoves Lite or Sothink Widgets Expression Web Add-in, which might be similar to vCloudPerformer.