ost viewer

OST Viewer

Freeware Tool to View Offline Data

Average User Rating : Client Review (4 Reviews)

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Outlook OST Viewer is standalone expert utility that provides facility to view OST files data along with its embedded attachments without installing Outlook/Exchange in machine.

Technical Traits Of OST Viewer Tool at Glance!

  • Outlook style interface which is easily operable by even novice users
  • Preview embedded attachments of OST files and other details like size, name etc
  • Works with multiple OST files at time and preview all of its contents details wise
  • Advance scanning mode to deeply scan and extract data from severely corrupt OST
  • Does not need Outlook and Exchange Server environment to view OST file items.
  • Provides option to save all OST converted items at desirable location in system.

Trail Facility Prior To Purchase!

The Outlook OST Viewer tool itself is freeware application but upgraded version is available in free trial mode facility that will help to search and export OST file items as PDF.

About Outlook OST Files and Their Corruption!

OST files are created in Outlook when configured with Exchange account; they store all mailbox data on local hard drive of computer. When there is server downtime or connectivity issue, OST file allow users to access Exchange mailbox data. As soon as connectivity or downtime issue is resolved, they get automatically sync with Exchange server. Sometimes during sync process OST file gets damaged and data saved within gets inaccessible. Therefore the need to comes in demand to access recovered OST file items in Outlook in the form of PST.

Why OST To PST Is Required?

OST file once gets damaged cannot be accessed in Outlook again, in such cases OST to PST help out users to again access OST file items in Outlook by importing PST in Outlook. Once the recovery of OST file is done, it needs to be saved in PST format so that it can be imported in Outlook.

Global Acceptance of OST Viewer Tool: Hard Core Facts!

The main reason behind global acceptance of tool is its Windows based performance and freeware version. The tool works fine on all Windows OS version and available at free of cost to view OST file and its contents.

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Program Name:
Outlook OST Viewer
File size:
14.1 MB
System Requirements:
1 GHz Processor, 512 MB RAM, 40 MB Free Space
Operating System:
Windows 10 and all below versions
Pre Requirements:
Outlook Component
69 US Dollar
Yes, the application can recover the deleted as well as the Corrupted OST files.
The application is completely free for lifetime. You don't have to pay for it. However, if you are interested to save the OST file items in PDF file format then you have to upgrade it with its PRO version.
You don't require to set up either Exchange server or Outlook for viewing the OST files.

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Customer Satisfaction


Client Testimonials

Lucy Peterson, England
"I moved into an organization where they have Domino server environment. My previous office had Exchange server set up and now when I wanted to access the important contacts present in the OST files, I was feeling completely helpless. Thankfully, I got to know about your product. It has been really of great help. Great performance!"

Brandy Lutron, Port Louis
"Amazing interface and operability!" This has been the tool that I was really looking for a long time. It not only allows to view the OST files but also repairs the corrupted ones. I am happy to come across such an awesome product."

Jude Lout, Virginia
"The tool has an enhanced scalability to provide the item count of the folders and subfolders. I am really impressed by its performance!"