Best Ways to Open PST File Without Outlook in 2025

Summary: PST or Personal Storage Table is a common file format for renowned MS Outlook. It contains all the data and is used to archive, backup, or migrate Outlook emails. However, the file can only be used with Outlook. This is one of the major factors to know how to open PST file without Outlook. Sometimes, users don’t have Outlook installed on their system or the file gets corrupted, disrupting the workflow. So, to find the best solutions, go through this blog. You can also opt for an expert PST Migration Tool for convenience and a better experience.

Common Needs to View PST Files Without Outlook

The general reasons for users to view PST files for free or using a PST file converter are:

• The recipient user doesn’t have Outlook or the subscription for the same expired.
• Users need email backup file access for old PST files but do not use Outlook anymore as their primary client.
• To open a PST file on the shared device without installing or configuring MS Outlook.
• Users must be encountering issues with their current Outlook application or emails are inaccessible in PST.

So, in such scenarios, all you can do is to either save the PST file in a different format. For example: Convert PST to PDF, EML, CSV, MBOX, etc. to access PST in other applications. Alternatively, you can import the PST file directly to an email client. Let’s learn How?

How to Open PST File Without Outlook?

If your PST file is inaccessible for any reason and you need immediate access to it. Then, follow the manual methods or a professional tool explained in this section. Through these, you can easily view all the PST file data without much hassle.

How to Access PST Files Manually?

There are several ways to view PST without Outlook using manual methods. These are mentioned in detail here:

Method 1: GAMMO Tool to Access Outlook PST

This method will move all your Outlook PST data to the connected Google account. From there, you can easily access it. Follow these steps:

1. Install and run Google Workspace Migration for Microsoft Outlook Tool.
2. Sign In with your Gmail and click Continue to complete authentication.
3. Further, allow the necessary permissions to enter into the tool.
4. After that, select the PST file and choose an option for data migration.
5. Click Next and select the PST folders and data items to view.
6. In the end, press Migrate to move the PST data to the Gmail account.

Method 2: Open PST File Without Outlook as TXT

Using this native method, convert PST to TXT format and access it anywhere and on any device. The steps are:

1. Run MS Outlook and choose the PST emails to view and convert.
2. Then, navigate to File, and from the left pane, click Save As.
3. In the open dialog, set Save As Type to Text Only (*.txt).
4. Finally, select the destination and hit Save to change PST to TXT.
5. Later, open this converted PST file with any Notepad or Text Editor application to view the data.

Note:

• Alternatively, you can save the PST file as HTML with the same steps to read PST file without Outlook.
• If you cannot open the PST files using these methods. Then, probably your PST file is corrupted and you need Outlook PST Repair.

Loopholes of the Manual Method

• The processes are lengthy, tiring, and time-consuming to execute.
• Users need an external application involvement to open PST.
• No direct freeway to access PST without Outlook with guaranteed results.
• Data may be compromised and altered in these methods.

Dedicated Tool to Open PST File Without Outlook

When the manual solutions don’t work for you, go for expert software. Here, the PST Migration Tool is an optimum utility to view and convert Outlook PST files. It doesn’t require the installation of MS Outlook and does the task in minimum steps. 

Additionally, the tool provides a smart preview of the PST data and attachments. Moreover, any technical or non-technical user can smoothly run it on Windows OS without restrictions. 

Besides that, the software has the option to add multiple PSTs at once of any size and count. Furthermore, you can import PST to Thunderbird and other clients using this excellent tool.

Steps to Use the Best PST File Viewer

1. Install and run the PST Migration Tool on the system as an administrator.
2. Select the Single/Multiple Files or Select Folder option and tap on Next.
3. Further, add the PST files to the tool. Click Open and then, hit Next.
4. In the preview panel, access the PST file folders from the tree format.
5. Afterward, if you need to convert files, then select folders and click Next.
6. Opt for the desired format to save the files and set filters. 
7. At last, specify the destination and press Convert. 

Doing so, access PST in other formats and email clients without worries.

Conclusion

This blog underlines the essential reasons and methods to open PST file without Outlook. The manual methods stated are free but not very reliable and one cannot be performed without Outlook. So, the best way is to use a professional tool and view any number of PST files easily. Also, if needed, convert and save them as per your choice.

Frequently Asked Questions