An xst file extension is associated with the Microsoft Outlook, a personal information manager and e-mail client for Windows and Mac. An xst file contains personal folders.

There is one other file type using
the XST file extension!

empty icon.xst - IBM WebSphere query template

Detailed description

Software that open xst file

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XST file extension - Microsoft Outlook personal folders

What is xst file? How to open xst files?

The xst file extension is associated with Microsoft Outlook, a personal information manager, which is part of Microsoft Office, developed by Microsoft Corporation.

The xst files are used for storing personal folders. Personal folders are useful for managing emails, and freeing up space in Microsoft Outlook or Microsoft Exchange server mailbox.

Updated: April 23, 2024

The default software associated to open xst file:

Microsoft Outlook icon

Microsoft Corporation logoMicrosoft Outlook  Microsoft Windows software

Company or developer:
Microsoft Corporation

Microsoft Outlook is a professional e-mail management tool and personal information manager distributed with the Microsoft Office suite. Outlook integrates the e-mail application, calendar, task manager, contact manager, and note-taking into one application.

Microsoft Outlook for Mac icon

Microsoft Corporation logoMicrosoft Outlook for Mac  Apple macOS / Mac OS X software

Company or developer:
Microsoft Corporation

Microsoft Outlook for Mac is e-mail client and personal information manager distributed with Microsoft Office for Mac. Outlook for Mac contains email, calendar, address book, task list, note list managers in one application. Microsoft Outlook for Mac is a successor of Microsoft Entourage for Mac.

Office 365 icon

Microsoft Corporation logoOffice 365  Multiplatform software

Company or developer:
Microsoft Corporation

Office 365 is a subscription-based service that gives users access to several services and apps from Microsoft Office. It is available some types of subscription editions (for Home, Education, Business and Enterprise users) available for Microsoft Windows and Apple macOS and all major mobile platforms.

Help how to open:

The *.xst files are used for internal purposes of Microsoft Outlook.

How to convert:

The *.xst file type can't be converted to any other file format.

List of software applications associated to the .xst file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open xst file, edit xst file, convert xst file, view xst file, play xst file etc. (if exist software for corresponding action in File-Extensions.org's database).

Hint:
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting xst files.

Programs that can create xst file - Microsoft Outlook personal folders

Programs supporting the exension xst on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for create xst file action.

Microsoft Windows:

Apple macOS / Mac OS X:

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