PST

Microsoft Outlook personal storage table
File type: Email related data file, Microsoft Office file
A pst file extension is used for storage file format of Microsoft Outlook. PST file contains stored emails, calendars, contacts in one single file.
Found 12 different file type records with the same pst filename suffix.
What is pst file?
File type category:
Email related data file
Microsoft Office file
Date updated: December 24, 2024
The pst file extension is associated with Microsoft Outlook, an email client and personal information manager, which is part of Microsoft Office, developed by Microsoft Corporation.
The pst files store e-mail messages and other data saved by the Outlook application. PST files contain all of users Outlook email folders, including the Inbox, Calendar, and Contacts.
The pst files are stored in Unicode file format and have a 20 GB limit in Microsoft Outlook 2003, Outlook 2007 and 50 GB limit in Outlook 2010, Outlook 2013, Outlook 2016. After the limit of PST file is exceeded, Outlook will not able to open PST file and you must split pst files or create new one.
The size of pst files can be customized in the Windows registry.
Unlike the full version of Outlook, free Outlook Express or Windows Live Mail does not use .pst files.
Mac OS X (macOS) users can also use the PST Import Tool for Entourage to import PST data into Entourage.
Path to pst file:
Windows Vista, Windows 7, Windows 8, Windows 10:
\Users\user\AppData\Local\Microsoft\Outlook
Microsoft Windows XP, Microsoft Windows Server 2003:
\Documents and Settings\user\Local Settings\Application Data\Microsoft\Outlook
Microsoft Exchange Server also uses Outook PST file format to store address book and other personal data about contacts.
How to open pst file?
Use Microsoft Outlook.
1. On the File menu, point to Open, and then click Outlook Data File.
2. Click the .pst file you want to open, and then click OK.
The name of the folder associated with the data file appears in the Folder List (Folder List: Displays the folders available in your mailbox. To view subfolders, click the plus sign (+) next to the folder. If the Folder List is not visible, on the Go menu, click Folder List.). To view the Folder List, on the Go menu, click Folder List. By default, the folder will be called Personal Folders .
How to convert pst file?
You can for example use Aid4Mail.
1. It converts to and from almost every major desktop mail application.
2. It can archive mail in generic, RFC-compliant and non-proprietary mailbox files -- something which (for instance) Outlook doesn't directly support.
Aid4Mail supports just about every mail application in common use: Mozilla/Netscape/Thunderbird, Outlook and Outlook Express (PST and MSG format for each), Eudora, The Bat!, Opera, Forte Agent, Pegasus, Calypso, generic Unix mailboxes, and many more. It also works natively with any Windows mail program that supports the Extended MAPI messaging standard: Outlook, Novell GroupWise, and so on.
Suggested software to open pst file:
Associated software actions with the pst file
Software applications that can open pst files:
Microsoft Outlook (Microsoft Windows)
Microsoft Exchange Server (Microsoft Windows)
PstViewer Pro (EML Viewer Pro) (Microsoft Windows)
Microsoft Outlook for Mac (Apple macOS / Mac OS X)
Microsoft Entourage (Apple macOS / Mac OS X)
Software applications that can edit pst files:
Microsoft Outlook (Microsoft Windows)
Microsoft Outlook for Mac (Apple macOS / Mac OS X)
Microsoft Entourage (Apple macOS / Mac OS X)
Software capable of saving pst files:
Microsoft Outlook (Microsoft Windows)
Microsoft Outlook for Mac (Apple macOS / Mac OS X)
Microsoft Entourage (Apple macOS / Mac OS X)
Software apps that create pst files:
Microsoft Outlook (Microsoft Windows)
Microsoft Exchange Server (Microsoft Windows)
Microsoft Outlook for Mac (Apple macOS / Mac OS X)
Microsoft Entourage (Apple macOS / Mac OS X)
Software apps that convert pst files:
Stella EDB to PST converter (Microsoft Windows)
Software apps that import pst files:
Microsoft Outlook (Microsoft Windows)
PstViewer Pro (EML Viewer Pro) (Microsoft Windows)
Microsoft Outlook for Mac (Apple macOS / Mac OS X)
Microsoft Entourage (Apple macOS / Mac OS X)
PST Converter Pro (Apple macOS / Mac OS X)
PST to MBOX Converter (Apple macOS / Mac OS X)
PST Easy Convert (Apple macOS / Mac OS X)
Outlook Open Converter (Linux/Unix)
Software apps that export pst files:
Microsoft Outlook (Microsoft Windows)
SysTools OST Recovery (Microsoft Windows)
SoftSpire vCard Converter (Microsoft Windows)
Outlook Mac Exporter (Microsoft Windows)
Aid4Mail MBOX Converter (Microsoft Windows)
MSG 2 PST (Microsoft Windows)
DBX to PST Converter (Microsoft Windows)
OLM File Exporter (Microsoft Windows)
MBOX to PST Converter (Microsoft Windows)
MBOX to PST Converter Tool (Microsoft Windows)
MBOX Viewer (Microsoft Windows)
SysTools Exchange EDB To PST Converter (Microsoft Windows)
Microsoft Outlook for Mac (Apple macOS / Mac OS X)
Microsoft Entourage (Apple macOS / Mac OS X)
Mail To PST Converter (Apple macOS / Mac OS X)
Software apps that recover pst files:
Advanced Office Repair (Microsoft Windows)
Advanced Outlook Repair (Microsoft Windows)
Aid4Mail (Microsoft Windows)
Software applications that handle other tasks involving pst files:
PstViewer Pro (EML Viewer Pro) (Microsoft Windows)
Microsoft Office (Microsoft Windows)
Microsoft Office for Mac (Apple macOS / Mac OS X)
Microsoft 365 (Multiplatform)
Office 365 (Multiplatform)
Apple Logic plugin settings file
File type category:
Settings, options, themes or skins file
Date updated: December 20, 2016
File extension pst has been or perhaps still is used in Apple Logic / Logic Pro digital audio workstations for one of the default file type.
This particular .pst file contains some kind plugin settings for the program.
How to open pst file?
It is likely that this file type can only be used in particular version of Apple Logic.
How to convert pst file?
Setting files are generally not meant to be converted to anything else.
Suggested software to open pst file:
Associated software actions with the pst file
Software apps that manage settings for pst files:
Apple Logic Pro (Apple macOS / Mac OS X)
Autodesk structure library or pipeworks structural data
File type category:
Various data file
Date updated: May 9, 2024
The pst file extension is associated with some applications, such as AutoCAD Land Desktop, AutoCAD Civil 3D, AutoCAD, etc. developed by Autodesk.
The pst file contains structure library correlation, library definition or pipeworks structural data . File is in binary format.
How to open pst file?
Use compatible tools to work with *.pst files.
How to convert pst file?
Compatible tools may be able to export *.pst files to other formats.
Suggested software to open pst file:
Associated software actions with the pst file
Software applications that can open pst files:
Autodesk Civil 3D (Multiplatform)
Software applications that can edit pst files:
Autodesk Civil 3D (Multiplatform)
Software capable of saving pst files:
Autodesk Civil 3D (Multiplatform)
Software apps that create pst files:
Autodesk Civil 3D (Multiplatform)
Lahey Fortran paste buffer
File type category:
Various data file
Date updated: January 17, 2019
The pst file extension is associated with the Lahey Fortran a development environment that allows users to create programs in Fortran programming language.
Fortran is a general-purpose, procedural, imperative programming language that is especially suited to numeric computation and scientific computing.
The pst file stores paste buffer.
How to open pst file?
Probably not meant to be accessed by the user.
How to convert pst file?
Probably cannot be converted to anything else.
Suggested software to open pst file:
Associated software actions with the pst file
Software apps that create pst files:
Lahey Fortran (Microsoft Windows)
Software applications that handle other tasks involving pst files:
Lahey Fortran (Microsoft Windows)
Fortran (Multiplatform)
LightWave 3D preset
File type category:
3d graphics, CAD-CAM-CAE file
Date updated: October 31, 2017
The pst file extension is associated with the LightWave 3D a 3D modeling tool developed by NewTek.
3D preset file created by LightWave 3D. Objects stored as mesh. The surface has a detailed list of attributes, such as color, shade, glossiness, reflection mode, refractive index, transparency, texture.
How to open pst file?
Use LightWave to work with *.pst files.
How to convert pst file?
LightWave may be able to export *.pst files to other formats.
Suggested software to open pst file:
Associated software actions with the pst file
Software applications that can open pst files:
LightWave 3D (Microsoft Windows)
Software apps that create pst files:
LightWave 3D (Microsoft Windows)
Software apps that manage settings for pst files:
LightWave 3D (Microsoft Windows)
Mastercam post processor data
File type category:
Various data file
Date updated: June 26, 2017
The pst file extension is also used by Mastercam, a CAD software for its default post processor file format.
Mastercam is a provider of several CAD/CAM programs developed by CNC Software.
Suggested software to open pst file:
Associated software actions with the pst file
Software apps that create pst files:
Mastercam (Microsoft Windows)
Software applications that handle other tasks involving pst files:
Mastercam (Microsoft Windows)
Medbasin parameter file
File type category:
Settings, options, themes or skins file
Date updated: February 18, 2015
The pst file extension is also used by Medbasin, a program for Windows used to analyze and calculate hydrology data developed by Laboratory of Reclamation Works & Water Resources Management.
The *.pst file contains parameters.
Suggested software to open pst file:
Associated software actions with the pst file
Software apps that manage settings for pst files:
Medbasin (Microsoft Windows)
MIDI Studio preset
File type category:
Audio and sound file
Date updated: November 13, 2018
The pst file extension is associated with the MIDI Studio a music composing software for Microsoft Windows operating system.
The pst file stores mixer preset for MIDI Studio.
The MIDI Studio is obsolete product without support from developer replaced by Music Maker.
How to open pst file?
Use MIDI Studio to work with *.pst files.
How to convert pst file?
Probably cannot be converted to other formats.
Suggested software to open pst file:
Associated software actions with the pst file
Software applications that can open pst files:
Music Maker (Microsoft Windows)
Software apps that create pst files:
Music Maker (Microsoft Windows)
Software apps that manage settings for pst files:
Music Maker (Microsoft Windows)
ProShow Producer template
File type category:
Graphics file
Date updated: February 11, 2025
The pst file extension is associated with the ProShow Producer and ProShow Gold applications for Windows that allow users to create slide shows from photos and videos.
The pst file stores template of slideshow used by ProShow software.
How to open pst file?
Use ProShow apps to open *.pst files.
How to convert pst file?
Probably can be exported to other formats.
Suggested software to open pst file:
Associated software actions with the pst file
Software applications that can open pst files:
ProShow Producer (Microsoft Windows)
ProShow Gold (Microsoft Windows)
Software applications that can edit pst files:
ProShow Producer (Microsoft Windows)
ProShow Gold (Microsoft Windows)
Software capable of saving pst files:
ProShow Producer (Microsoft Windows)
ProShow Gold (Microsoft Windows)
Software apps that create pst files:
ProShow Producer (Microsoft Windows)
ProShow Gold (Microsoft Windows)
STAR-CD results data
File type category:
Various data file
Date updated: April 25, 2017
The pst file extension is related to the STAR-CD, a CFD code code program for calculation of fluid flow and heat, developed by Siemens.
The pst file contains results data.
Suggested software to open pst file:
Associated software actions with the pst file
Software applications that handle other tasks involving pst files:
STAR-CD (Microsoft Windows)
Ulead pattern image format
File type category:
Graphics file
Date updated: June 23, 2025
The pst file extension is associated with applications developed by Ulead like PhotoImpact photo editing software for Microsoft Windows operating system.
The pst file stores pattern image.
The Ulead was acquired by Corel.
How to open pst file?
Use XnView to view content of *.pst image files.
How to convert pst file?
XnView is able to export *.pst files to other formats.
Suggested software to open pst file:
Associated software actions with the pst file
Programs for viewing pst files:
PhotoImpact X3 (Microsoft Windows)
XnView MP (Multiplatform)
Software apps that print pst files:
PhotoImpact X3 (Microsoft Windows)
XnView MP (Multiplatform)
Yamaha pianist (solo piano) style
File type category:
Audio and sound file
Date updated: October 19, 2018
The pst file extension is associated with the Yamaha Tyros2, and other Yamaha electronic keyboards and synthesizers.
The pst file stores pianist (solo piano) styles.
The Yamaha Tyros2 is obsolete product.