.PST File Overview

File Extension:	PST
File Type Description:	Outlook Personal Information Store File
File Type Developer:	Microsoft Corporation
Primary Associated Software:	Microsoft Outlook Express
Primary Software Developer:	Microsoft Corporation

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PST

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What is File Extension PST?

Outlook Personal Information Store File files were originally developed by Microsoft Corporation for the Microsoft Outlook 2016 software application. User statistics infer that these PST files are popular with users from Romania and most frequently found on the Windows 10 platform. A high percentage of these users browse the web using Google Chrome.

Associated Developers and Software

	Microsoft Outlook Express by Microsoft Corporation
	Microsoft Exchange Server by Microsoft Corporation
	Microsoft Outlook 2016 by Microsoft Corporation
	OEMailRecovery.com Outlook Recovery Toolbox by Microsoft Corporation
	STAR-CD by Siemens AG

Top PST User Languages

Top PST File User Browsers

Desktop Friendly?

Mobile Friendly?

Top User Operating Systems


Windows 10	Windows 11	Windows 6	Windows 8.1

Associated Operating Systems

	Windows
	Mac
	iOS
	Android
	Windows Phone

Other File Types Related to PST Files

Extension	File Type Developer	File Category	File Type Description
.MMW	Microsoft Corporation	Vector Image Files	Microsoft Clip Organizer Media Catalog
.AI	Adobe Systems Incorporated	Vector Image Files	Adobe Illustrator File
.WSH	Microsoft Corporation	Executable Files	Windows Script Host Settings File
.VSSSCC	Microsoft Corporation	Developer Files	Visual Studio Solution Source Control File
.XAMLX	Microsoft Corporation	Text Files	Microsoft Visual Studio XAMLX Document
._SLN100	Microsoft Corporation	Data Files	Microsoft Visual Studio File
.PBI	The FreeBSD Community	Compressed Files	PC BSD Installer Package
.RH	Microsoft Corporation	Developer Files	C++ Resource Header Data
.JET	Microsoft Corporation	Database Files	JET Database File
.MAS	Image Space Incorporated	Game Files	rFactor Track File