Outlook Express to PST Converter to convert heaps of data in minutes. Outlook Express to PST Conversion includes both configured and orphaned files, but only if they are healthy. So you have to check the files for any kind of corruption, especially the one with the file size of over 2GB. Convert the emails with the information within and the HTML or RTF formatting, all intact. The software is workable on all the Windows OS, including- 7, Vista and XP. In case, you want to try your hand at the conversion procedure, we have the free display version to offer. This version is immediately downloadable on our website. But this version is only functional as far as the conversion of 10 emails.