Extract From OST File - Version 5.5 Exchange OST corruption is crucial issue which effects the routine operation of Exchange users. There are many reasons behind the Exchange server corruptions, some of like server downtime, accidently mailbox items deletions, virus & malware attacks etc. So, to get relief from this critical situation you need to try OST extractor tool which have skilled to fix highly damage Exchange OST file. Now aptly data extract from OST file and restore into PST, EML & MSG formats via advance OST extractor tool. Run free trial to evaluate the whole process related to how to extract OST file. After using free demo tool you can aptly save the corrupt OST file to PST by purchasing full edition into nominal cost of $99 only.