If you are looking for a good compress tool that helps you when the storage capacity goes beyond the limit and there is a risk of data corruption, this software really gives you a remarkable solution. This tool performs its task safely. It is a standalone tool that works without installation of any MS Outlook. It supports compacting PST files without causing any error. PST compressor program supports three options- remove all attachments, remove and save attachments, save and compress attachments to provide you the desired results. The free trial version is also available to understand the key functions of the program.