If you need to convert your damaged OST to Outlook Express then OST recovery software is best option which is best for OST recovery and conversion procedure. Firstly software restore your damage OST file and then restore into three advance formats like OST to Outlook, OST to EML as well OST to MSG format. After converting OST to EML structure you can easily transfer into Outlook Express, Windows Mail and Mozilla Thunderbird and many other advance email applications. This application convert entire OST file components like email, contact, calendars, journals, task etc. The OST to Outlook converter tool convert OST to Outlook 2003, 2007 and Outlook 2010. You can obtain free trial edition which help to convert and view whole damage Exchange OST items. If you need to continue the recovery and conversion procedure without any limitation, then you have to buy complete edition of application. Full edition is available at $49 only.