Migration to and from Microsoft Outlook and Exchange Server

A free personal Microsoft Outlook pst file backup tool and fully customizable automatic Exchange backup and migration solution for enterprises. Microsoft Exchange OST to PST file conversion software for file backup, migration or recovery.

If you are looking for a freeware that will convert OST to PST file format quickly and easily, OST2 is what you need. After a couple of clicks, you will be able to open the converted PST file in Outlook. Our OST converter is useful if, for some reason, Microsoft Exchange Server data needs to be moved and opened in Microsoft Outlook. This free converter is able to do it simply and easily. Convert files in a couple of clicks - select an OST file and choose the location where you want to save the PST file. OST2 will automatically connect the converted files to Outlook*, so you won’t need to import .pst files manually. Convert orphaned OST files to PST format using OST2 Enterprise Edition. It means that you can convert OST files that are not connected to Outlook.

OST to PST conversion can be a solution of problems caused by Exchange Server. In case of your Exchange Server downtime, accidental user account deletion, the server crashes and your data is not accessible, you may want to convert OST to PST file format. All your emails, calendars, contacts, tasks etc. can be opened in Outlook after the OST2PST conversion. To prevent Offline Storage .ost file’s data loss, it is useful to back up data in the Personal Storage file format. Back up Exchange data using this simple OST to PST converter.
*Get more with OST2 Enterprise Edition:
  • Convert OST files that are not connected to Microsoft Outlook (orphaned OST files)
  • Scan for .OST files connected to Microsoft Outlook.
  • Network location support.
  • Connect the converted PST files to Microsoft Outlook.
  • Advanced conversion settings, i.e. scheduling, several files conversion etc.
  • Custom conversion rules.
  • Automatic software deployment and licensing.

Open an inaccessible* OST file in Outlook using the native PST format.

Convert OST to PST format using OST2 converter and open all emails, contacts, calendars, tasks from Microsoft Exchange in Outlook without a hassle. OST file is used in Microsoft Exchange and also known as Offline Storage file. There might be many reasons to convert OST to PST files - Personal Storage files used in Outlook. If Exchange Server crashes or downtime occurs, OST files that contain all data from the Exchange account mailbox will become inaccessible. You can convert orphaned OST files using OST2 Enterprise Edition. Set up automatic conversion of OST to PST to always have a backup of your Exchange data available and accessible within several minutes. Converting files to PST also helps when an Exchange account is accidentally deleted. Restore OST data after mailbox deletion simply with OST2 by converting OST to PST file.
Open an inaccessible* Exchange OST file in Outlook using the native PST format.

Convert OST to PST to use as an Exchange Backup.

Back up the Exchange Server account mailbox by converting OST to PST format. Convert OST file automatically and have it backed up in the PST format at any moment. In case something happens to Exchange Server, you will be able to open all your precious data in Microsoft Outlook. Save time and money by using this simple tool for data loss prevention. If you need more advanced Outlook and Exchange backup tool developed for businesses, check out our Safe PST Backup Enterprise Edition.

Move Exchange mailbox to other computer.

Convert Exchange OST files to PST files and transfer them easily. In the situation when Exchange mailbox must be transferred to Microsoft Outlook, OST2 is your best choice. For example, if you use Exchange Server at work and want to have your mailbox data on your PC at home, you can simply move it as a PST file.

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