Free NST Reader

An excellent program to open NST files without Microsoft Outlook.

Best NST Viewer Software to open Outlook data file .nst data along with emails, contacts, calendars, journals, notes, and all. This tool is available for all Mac and Windows OS users to read NST file (GST – Group Storage Files) data hassle-free.




Windows 10

Software Features

  • App to open NST file data if MS Outlook is unavailable and unable to open files.
  • Best program to view NST file emails including complete information.
  • Effortless option to find out emails having attachments with (*) sign.
  • Read an NST file contacts along with Full Name, Phone, Job, and all details.
  • Explore complete details of calendars and event available within NST file.
  • Capable to view complete header details i.e. From, To, Cc, Subject, etc.
  • Supports NST (GST – Group Storage Files) of Outlook 2019, 2016, 2013, 2010, etc.

Niceties of NST Viewer Tool

Understand useful features of app to open NST files

Open Large NST Files

This NST file opener is designed in such a way that it permits to view large-sized NST files without reporting any error message. We have tested this software numerous times in the BitRecover Lab for opening files up to 50 GB and it has always performed flawlessly.

Original Hierarchy

After uploading NST files to software windows, users can view the complete list of available folders while preserving the original folder hierarchy. It previews entire folders in their original structure, allowing users to quickly understand their available data without being confused.

Read Unlimited NST Files

BitRecover NST Reader software for Mac and Windows is available 100% free of cost to open unlimited Outlook data file .nst one by one. Simply start the software on your computer and choose Add File button to insert NST files (GST – Group Storage Files) into the software interface.

All NST File Compatibility

NST files are created primarily when users configure their Office 365 email accounts with the Microsoft Outlook email client. The good news is that software supports NST files created by Microsoft Outlook 2019, 2016, 2013, 2010, 2007, and 2003.

Upgrade Option

However, this is a complete freeware program to open NST files without having Microsoft Outlook. But sometimes, users require for saving option to store NST files in different file extensions. Then users can easily upgrade it to get the multiple saving options but this is not mandatory.

Read NST File







NST File Opener Highlight Features

Know Some Benefits of Tool to Read NST Files

Read NST File Emails with Header

BitRecover NST File Reader Freeware Software is an authentic program to open NST files. It previews emails along with the actual serial numbers, body text, inline images, hyperlinks, etc. Even users can see the complete NST file header data i.e. From, To, Cc, Subject, and all

Get Attachments Information

The software shows 3 important columns in the above part i.e. Attachments, Serial, and Subject. If any email has attachment, then it shows (*) star sign in rows, and without attachment emails show blank. After that, users can click on the Attachments option to view NST attachments.

View NST Contacts with Details

NST File Opener program can open NST files along with contacts. After uploading NST file, click on contacts for previewing complete detailed information of contacts. The tool can preview Full Name, Company, Job Title, Business Address, All Phone Numbers, Email Addresses, etc.

Open NST File Calendars

BitRecover NST File Viewer Tool for Windows & Mac is one of the best program to view NST file calendar information in the software window. Choose Calendars from file explorer view to load calendars data inclusive of the event start and end date with proper message.

MS Outlook Installation Not Required

This is a completely standalone app to open NST files (GST – Group Storage Files) without having Microsoft Outlook personal information manager program. If you have only NST files available then you can this software for previewing the complete information in software GUI.

Compatible with All Windows & Mac OS

Freeware NST Reader Software by BitRecover is available for all Windows and Mac OS users. You can install this application on Windows 11, 10, 8.1, 8, 7, Vista, XP, and server editions. It also supports 12 Monterey, 11 Big Sure, 10.15 Catalina, 10.14 Mojave, 10.13 High Sierra, 10.12 Sierra, OS X 10.11 El Capitan, 10.10 Yosemite, etc.

NST File Reader Specifications

Hardware and Software Requirements to Open NST Files

NST Reader Box
Software Download
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Size 2.51 MB
Version 2.0
Free Trial - This is 100% freeware app to open NST files.
1579 Ratings

Supported Windows OS Editions

Windows 11, 10, 8.1, 8, 7, Vista, and Windows Server 2022, 2019, 2016, 2012, 2008, 2003, and all.

System Specifications

Hard Disk Space
15 MB of free hard disk space

Minimum 2 GB is Required

Intel® Pentium 1 GHz processor (2.4 GHz is recommended)

Supported Mac OS Editions

12 Monterey, 11 Big Sure, 10.15 Catalina, 10.14 Mojave, 10.13 High Sierra, 10.12 Sierra, OS X 10.11 El Capitan, 10.10 Yosemite, 10.9 Mavericks, and 10.8 Mountain Lion.

Frequently Asked Questions

Find Answer of All Your Questions for previewing NST File Data

⭐ How to read an NST file without Outlook?

Instructions to read NST files:

  1. Step 1: Rename NST file as OST file.
  2. Step 2: Run NST Viewer software on any computer.
  3. Step 3: Add NST file in software GUI.
  4. Step 4: View all NST folders in software panel.
  5. Step 5: Click on any folder to read emails of NST file.

Using BitRecover NST Reader Freeware Tool, users can easily open NST files.

Go to the following location to get NST files

Outlook 2019, 2016, 2013, 2010 – C:\Users\ admin\ AppData\ Local\ Microsoft\ Outlook\[email protected]

Outlook 2007, 2003 – C:\ Documents and Settings\ username\ Local Settings\ Application Data\ Microsoft\ Outlook\ [email protected]

Yes, the NST file reader is compatible with all versions of Windows, including Windows Server 2022.

Yes, don’t worry, NST Reader software is also available for all latest Mac Operating Systems.

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