Free Online File Converter From OST to PST

Convert OST to PST online from any device, with a modern browser like Chrome, Firefox

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Aspose.Email Conversion

  • Supported ost documents: OST
  • Save as: PST

OST - Outlook Offline Storage File

OST or Offline Storage Files represent users mailbox data in offline mode on local machine upon registration with Exchange Server using Microsoft Outlook

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PST - Personal Storage File

Files with .PST extension represent Outlook Personal Storage Files (also called Personal Storage Table) that store variety of user information

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Fast and Easy Conversion

Upload your document, choose the save format type and click on “Convert” button. You will get the download link as soon as the file is converted

Convert from Anywhere

It works from all platforms including Windows, Mac, Android and iOS. All files are processed on our servers. No plugin or software installation required for you

Conversion Quality

Powered by Aspose.Email. All files are processed using Aspose APIs, which are being used by many Fortune 100 companies across 114 countries