The WholeClear OST to PDF Converter Tool efficiently converts Outlook OST files to PDF documents. Individuals without MS Outlook and Adobe Acrobat can use this program to convert OST files to PDF format. This program is simple to use even if you have no technological knowledge. It is compatible with all versions of Windows and Microsoft Outlook. It can export several OST files to a PDF document with attachments while keeping all data intact. It supports all versions of Adobe Acrobat including 1.0, 1.2, 2.3, 3.0 and others. It provides users with a free trial version allowing them to test the software. It contains a preview option that allows you to view the selected OST files before converting them to PDF format.