MailsDaddy Free OST viewer a free tool to open and read the complete content of the offline storage file of MS Outlook. This OST opener is also capable to access corrupted and orphaned .ost mailbox. You can read the complete OST data in its actual properties. The best thing about the software is it maintains the proper hierarchy of all folders and subfolders while showing the preview. This OST reader is programmed with the latest machine learning, so there is no need for Outlook and exchange server to access any OST file. Also, the tool has an advanced search option, and using it you can find any particular email message. To know more you can visit MailsDaddy official website.