Top 5 Free Microsoft Outlook OST Viewers

OST Viewers are tools that help in viewing OST file data without Outlook. Here, my attempt is to introduce five free Outlook OST Viewer tools. These tools have many magnificent features which I will discuss later. But the best thing about them is that they all are free of cost.


Stellar Viewer for OST

Stellar Viewer for OST is a popular and smart freeware tool to open, Scan & read the Offline OST files. The Software is completely free, it opens & shows the entire OST file items such as Emails, Contacts, notes, calendars, tasks, Journals without any hassle. User can also save the single items in the MSG, RTF, EML, PDF & HTML format.

  • Free Preview of entire OST file data such as contacts, calendars, task, notes, journals, to-do lists etc. 
  • Not required Outlook to Open the OST file data
  • Provide the advanced mechanism to search the OST file
  • Open & Scan corrupt & encrypted OST file. 



Kernel OST Viewer

Kernel OST Viewer is an easy-to-use tool.  The impressive thing about this tool is its interactive and user friendly interface. It can scan the OST files and display the email data. This tool can access the Exchange offline folders or OST files without any connection with the Exchange Server. Also, the Kernel for OST Viewer generates file analysis reports which contain the details like email flow, mail flow density per senders or date, interaction between users, etc.


If your OST file is corrupted, then also you need not worry because this tool can scan and display the content of corrupted OST files. By the help of this tool you can easily view your corrupted OST files.


FreeViewer OST File Viewer

The Free Viewer OST Viewer is a standalone tool that displays all the emails in OST files. This tool is designed to view all the normal, corrupted, password protected, and encrypted OST files. Importantly, this tool displays the OST file information even without providing password/username details, and thus helps to do a complete analysis of the file.



CoolUtils OST Viewer

This OST viewer tool helps to view normal as well as corrupted OST file data. And it has got a user-friendly interface too. Also, this tool has a brilliant email sorting feature. Using this, one can sort emails by name, date, sender, recipients etc.



MailsDaddy OST Viewer

MailsDaddy OST Viewer helps to view the contents of the OST files without the use of MS Outlook. This tool has a preview section where I can see all emails, even those of a corrupted OST file. Also, it is available for Windows and Mac systems.



Softaken OST Viewer

This is a good tool to open and view Outlook emails without Outlook application. It works with broken or corrupted OST files to facilitate hassle-free view of email data. It has some advanced features as well.



You can try and test all these tools yourself.

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