Evalazer is a simple but reliable tool which allows you to run applications on your PC without having to install them. It creates a sandbox on the host PC which will allows application to run in an enclosed environment regardless of operating system used. The sandbox contains its own registry and its own environment file system. Using this tool, you will be able to run an application on a virtual environment without causing any effect on the operating system. Evalazer is a great software developed by Dögel IT-Management. The freeware version is available for download on this site.