How to use bulk Outlook Contacts into Outlook Express at once. As we know that Outlook is a email client of Microsoft and Outlook Express email client of windows. Both have different features. If you are an Outlook user and like to change your email client for the safety of address book, you can try a third party tool like Outlook Contacts Converter. As MS Outlook provides mails, calendar, contacts, tasks, notes, journal etc as on the other hand Outlook Express provides uncomplicated architectural design and creates separate WAB file for contacts. For accessing Outlook Contacts, employing SysTools vCard Export is an easiest way to convert Outlook Address Book. SysTools vCard Export provides following conversion features. • MS Outlook to VCF - Convert MS Outlook Contacts to vCard (save each contact into separate VCF file or in a single VCF file) • MS Outlook to Outlook Express - Convert Outlook Address Book to Outlook Express WAB file • MS Outlook to Excel: Convert Outlook Address Book to Excel XLS format. PST to VCF Conversion gives you more conversion of Outlook Contacts like you can convert Outlook contacts to Lotus Notes and electronic device by accessing VCF file. SysTools vCard Export demo version is completely free of cost. You can convert 15 contacts by employing demo version of SysTools vCard Export. For complete solution, you have to purchase SysTools vCard Export licensed version at $49.