Microsoft CRM 3.0 is available as a 90-day trial version in each language in which Microsoft CRM is available. This page will be updated with new languages as they are released. Each trial version can be converted to full use by applying a commercial license key in Microsoft CRM License Manager. A re-install is not required. When you decide which trial version to use, remember: The Small Business Edition trial version can be converted to a commercial Small Business Edition or Professional Edition. The Professional Edition trial version cannot be converted to a commercial Small Business Edition. This version is the first release on CNET Download.com.