Open, view, and convert PST and OST files without Microsoft Outlook. Easily recover deleted items, search content and attachments, and export to various file formats.
PST Walker Portable Version (.zip) - No installation required
PST Walker offers more than just a viewer for .pst and .ost files. With this software, you can extract emails and attachments in bulk and convert your email, calendar, contacts, and tasks to various file formats, including .pst, .mbox (Thunderbird), .msg, and .eml.
PST Walker offers advanced search functionality that enables you to create highly specific search queries. Whether you're searching for a single email or trying to identify patterns in your email data, PST Walker gives you the tools you need to quickly and accurately analyze your Outlook Data Files.
The built-in search filters in PST Walker are designed to be intuitive and user-friendly, so you don't need to be an expert in email search to use them effectively. You can easily access the filtering options by right-clicking on the column header and selecting "Filtering". This brings up a menu of filter options that allow you to quickly refine your search results based on criteria such as sender, subject, date range, and more. Based on your preference, you can use Advanced Search and built-in search filters at the same time.
Learn MoreOutlook data files (.pst and .ost) contain numerous metadata fields (MAPI properties) that can be useful for digital forensic analysis of emails.
PST file specifies five storage elements, each representing one major component of the Message object and a number of streams are contained within those storages, each stream representing a property (or a set of properties) of that component.
The storages are: Recipient object storage, Attachment object storage, Embedded Message object storage, Custom attachment storage, Named property mapping storage.
Learn MoreStep 1: Launch PST Walker and select the folder in the All Folders pane.
Processor: | Intel-compatible (x86, x64) |
Memory: | 1 GB minimum (4 GB recommended) |
Hard Disk: | 50 MB for installation files |
Operating System: | Microsoft® Windows 11 / 10 / 8.1 / 8 / 7 |
Prerequisites: | Microsoft .NET Framework 4.6.2 or later |
This guide explains how to open, find and extract emails from .pst files and .ost files with portable PST Viewer.
Find hidden Outlook Rules and Alerts. Create a backup copy of your rules by exporting rules to a .rwz file. Import Rules and Alerts. Supports corrupt, orphan, protected .pst and .ost files.
Accidentally and permanently deleted folder in Outlook? Recover deleted folder (and all its emails, messages, contacts) in Outlook with PST Walker recovery tool. Supports both PST file recovery and OST file recovery.
Boolean search, Excel-like filtering, instant search. Supports any .pst and .ost files: corrupted, orpah, archive, password protected and encrypted files. Export search results to numerous formats.
The normal Thunderbird import process requires that you have a compatible version of Outlook installed on your computer. If you do not have Outlook installed, there are alternatives as noted below.
Email messages contain numerous MAPI properties that can be useful for digital forensic analysis of emails. This article explore how to gather and analyze data related to email investigation and forensic analysis.
This guide explains boolean search operators, functions and wildcards (AND, OR, NOT, ALL, ATLEASTONE, NEITHER, NOTALL, ?, *)
Sort, arrange and group your email files and messages in a way that's helpful to you. For example, group by the name of the sender or the recipient and sort by the date of the email message, its size, and other options.