Download the free demo version of edb to pst converter software, free demo version having the full functionality of software rather than to save the files. You just first use the demo version of software to check the efficiency or capability of software. Free demo version can easily recover your exchange mailbox and as well as can convert exchange edb file to outlook pst file.
Demo version allow you to repair corrupt Exchange Database, And preview the recovered data and Save first 25 items from each folder to PST. if you are satisfied with the recovered data the you need to purchase the full version of edb to pst converter software.