Convert OST to PST Java

OST files are used by Microsoft Outlook to store offline copies of email data. PST files, on the other hand, are used to store emails, contacts, calendars, and other data. Converting OST to PST can be necessary when migrating emails to a new system, recovering data from a corrupted OST file, or simply backing up your emails. In this article, we will learn how to convert OST to PST in Java.

Why Convert OST to PST?

OST to PST Email file conversion can be useful for different reasons as listed below:

Data Recovery: If your Outlook profile gets corrupted, the OST file can become inaccessible. Converting it to PST allows you to recover and access your important data.

Migration: When switching to a new computer or migrating to a different email client, converting OST to PST ensures that all your email data is preserved and easily transferable.

Backup: PST files are ideal for backup purposes as they can be easily stored and restored when needed.

Data Accessibility: PST files can be opened and accessed on any system with Microsoft Outlook, making it easier to view and manage your email data across different platforms.

OST to PST Converter - Java API Installation

You have to install Conholdate.Total for Java using the following configurations in the pom.xml file of your project:


Convert OST to PST in Java

You need to follow the steps below to convert OST to PST format in Java:

  • Create an instance of the PersonalStorage class to load the input OST file.
  • Convert OST to PST file by calling the saveAs method.

The following code snippet demonstrates how to convert OST to PST in Java:

Free Evaluation License

You can obtain a free temporary license to evaluate the API without any evaluation limitations.


Converting OST to PST in Java is a simple process with this approach. These simple steps make this task straightforward, allowing you to manage your email data efficiently. Just follow this guide to convert your OST files to PST and ensure your data is always accessible and secure. However, if you have any ambiguities or queries, please write to us at forum.


What is the difference between OST and PST files?

OST files are used for offline storage of emails and data in Microsoft Outlook, whereas PST files are used for storing emails, contacts, calendars, and other data.

Why should I convert OST to PST?

Converting OST to PST is useful for data migration, data recovery, and backing up emails.

Is this conversion approach suitable for enterprise-level applications?

Yes, it is designed for both individual and enterprise-level applications, offering robust performance and scalability.

What should I do if my OST file is corrupted?

If your OST file is corrupted, converting it to PST can help recover the data. Aspose.Email is designed to handle such conversions and recover as much data as possible.

See Also