Sysinfo
OST Viewer

Most Efficient Free OST Reader Tool to View and Open Corrupt OST File Without MS Outlook Installation

SysInfoTools OST file viewer is freely available to view, read, or open an OST file without Outlook if it is healthy or corrupted. This freeware program is smart enough to open corrupt or inaccessible files without any hurdles. The software works independently to make you free from any specific or additional requirement to view OST files like the installation of MS Outlook or the live environment of Exchange Server.

  • Open and view Healthy and Corrupt OST files without Microsoft Outlook and Exchange Server.
  • Display Outlook mail items including emails, calendars, contacts, notes, tasks and journal entries, etc.
  • OST viewer is fully compatible with Windows 11, 10, 8, 7, Vista, 2003, XP, and 2000.
  • Compatible with all Exchange and Outlook versions including the latest 2019.

(Average Rating 4.8 Based on 1527 rating)

*SysInfo OST File Viewer Tool is a Fully Secured Tool to Download.

 Note : Check Pre Installation Guide

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3 Simple Steps to View OST File without Outlook

Exclusive Features of SysInfo OST Viewer Software

Views OST files without Outlook

Views OST files without Outlook

SysInfoTools OST file viewer makes it possible to open multiple or orphan OST files without MS Outlook or Exchange Server. You can easily open OST files and view all the mail items like Emails, Contacts, Journals, Task from any time & anywhere.

Opens and Saves OST to HTML

Opens and Saves OST to HTML

Once your entire OST files come in original form after an in-depth scanning process, you can export them into HTML format. But if you want to save them in Outlook PST format, then you can go for our recently launched product OST to PST Converter

Smart File Viewing

Smart File Viewing

OST file viewing is smartly done by this software without requiring Microsoft Outlook. The entire Email is displayed on the window in which you can view their all meta properties and attached files like images, graphs, and documents.

Opens Corrupt OST File

Opens Corrupt OST File

Free OST Reader is smartly designed to open damaged OST files. You can view the OST files with ease even if they are not invalid states, i.e. corrupt or inaccessible forms. Corrupt or Faulty OST files are thoroughly scanned before being displayed to the users.

Auto-Detection

Auto-Detection

The auto-detection feature will detect the information of the selected OST file. All you need to do is just check in the Auto-detect box. The detected information includes file type, file version, and compression type

Generate Log File

Generate Log File

Free OST file viewer creates a log file to save the information of the scanning process, and the number of files viewed or corrupted. This generated log file is saved in text format at a user-defined location and is very useful to cross-check the results of the software.

In-Depth Scanning

In-Depth Scanning

If the selected OST file is corrupt, there are three different modes to execute in-depth scanning: Standard mode to view normal OST files while Advanced and Deep modes are for minor or major corruption respectively.

Exports OST to HTML

Exports OST to HTML

Online Outlook OST viewer helps you in saving the entire data files of Outlook OST in HTML format. Via this feature, users can save the mailbox data (emails, contacts, calendar, etc.) of the selected mailbox folders into an HTML file.

Easy to Use-Interface

Easy to Use-Interface

Wide support and compatibility are provided with this tool that enables users to view OST files created in any version of MS Outlook including the latest 2016. Also, the tool is highly compatible with all major versions of Windows-based operating systems.

Wide Windows Support

Wide Windows Support

Wide support and compatibility are provided with this tool that enables users to view OST files created in any version of MS Outlook including the latest 2016. Also, the tool is highly compatible with all major versions of Windows-based operating systems.

Software Specifications

About Product Version
v23.10
License
Multiple User
Edition
Home, Administrator, Technician, and Enterprise
Last Updated On:-
30 October 2023
Requirements & Supported Versions Pentium class processor Minimum
512MB RAM (1GB Recommended)
Disk Space:
Enough Space to Store Recovered Output.
Support Windows:
11/ 10/ 8.1/ 8/ 7, 2008/ 2012 (32 & 64 bit)
Additional Information

Comparison of Demo & Full Version

Comparison of OST File Viewer Tool Free Version and Full Version

Product Features Free Version Upgrade Full Version
Open & View Data from OST file
Open OST Files Without Exchange Server
Export Items from OST file into HTML file format
View Outlook Offline Emails with Attachments
Open Corrupted OST Files
Auto-Detect Feature
Save Recovered OST Files Preview Only Save All Files
Save OST files in multiple formats: OST, EML, MBOX, DBX or MSG Preview Only Save All Files
24*7 Tech Support & 100% Secure
100% secure Recovery
Money-Back Guarantee
Frequently Asked Questions

Having any doubts while running the SysInfo OST file viewer, check out this FAQ sections, and get your answer immediately

Use Sysinfo OST Viewer to read and view corrupt OST files as follows:

  • Step 1: Start the software first and open a healthy or corrupted OST file to open.
  • Step 2: Search the file with the help of search options available in the tool.
  • Step 3: The scanning process will start and it will show all the mailbox folders in the preview form.
  • Step 4: You can now open and view required folders like Inbox, Outbox, Deleted Items, Sent Items, Calendars, etc.

Yes, SysInfoTools OST Reader is a freeware that doesn't require Outlook or any third-party program to view or open the OST files. It lets you open the OST files and view the content i.e. emails and other mailbox data.

Yes, of course, Add the desired files you want to view, the software will open them one by one after closing the previous file.

Yes, of course, the tool does not require any presence of Outlook or Exchange Server requirement to open or view orphan OST files.

No, the OST file viewer is a completely free tool to open OST files without MS Outlook. Simply download the application and read the OST file anytime from anywhere.

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