The InstallShield Professional Edition provides publishers with a powerful and flexible solution for creating Windows (MSI or InstallScript™) and cross-platform installations. The Professional Edition introduces new functionality for keeping publishers up-to-date with the latest technologies.

These include:

MSI 3.1 support

Simplified patch development

Try and Buy functionality

Create fully functional trial versions that can be instantly activated

Oracle support

Easily connect to Oracle database servers

IIS 6.0

Support for application pools

It also offers Web Service Extensions, new properties and over 20 InstallScript enhancements including 64-bit support for AMD and Intel hardware.