Recover OST Software - Version 5.5 When Outlook works with Exchange server, then an OST file creates, when user works on offline mode. This OST file contains whole information's like email, calendars, contacts, task, journal etc. But when corruption happens on Exchange server then whole OST information's gets damaged and not reachable. Due to this user will lose their whole OST information's. To short out this crucial situation you have to try recover OST software which helps you to recover OST file completely. With this tool you can recover OST and convert into PST, EML and MSG types. Try our free trial edition recover OST software which is totally able to view the complete damage OST data. For complete OST recovery you need to buy full edition of application which is available at $99 only. View more details here - http://www.recover-ost.in