Kernel Recovery for OST is a proficient utility to recover emails from Microsoft Exchange Offline Storage Files (OST). The tool is an eminent source to make OST to PST conversion in case of Exchange Server downtime, server crashes, accidental deletion of the user account, and corruption in database etc. Kernel for OST to PST tool is comprised with strong algorithms which conduct meticulous scanning of the orphaned or the inaccessible Exchange Offline Storage Files (OST). The tool is well-known utility to make recovery for emails from inaccessible OST files that were created with the Microsoft Exchange versions 5.0, 5.5, 2000, 2003, 2007 and 2010. As the recovery process conducted by the tool is intense entire items can be recovered with ease, moreover, recovery outcome is instant and authentic. The tool makes scanning of items including email messages, including folders, posts, appointments, contacts, tasks, meeting requests, distribution lists, task requests, journals. Once the process is complete items are listed in a tree like structure so that user can identify them easily. The tool automatically creates a profile in MS outlook to save emailsa, hence users does not require to import PST file to outlook. With the evaluation version available for Kernel for OST to PST Tool user can learn about the software working and then make final purchase for complete version of the tool. The supported versions for Microsoft Exchange Server are 2010, 2007, 2003, 2000, 5.5 and 5.0, the tool is also compatible with MS Outlook - 2010, 2007, 2003, 2002, 2000, 98 and 97 and Outlook Express versions 6.0, 5.5, 5.0 and 4.0. Kernel for OST to PST deliver instant results and can be installed to the user system immediately when download process is completed.