Menu Hide

NSF to PST Converter Tool

All-in-One NSF to PST Converter Tool

Want to migrate emails from HCL Notes (formerly Lotus Notes and IBM Notes) to Windows Outlook or Office 365? Stellar Converter for NSF is an easy-to-use Lotus Notes to PST converter tool. It converts NSF mailbox items, such as emails messages, attachments, calendar information, contact, notes, and attachments into Outlook importable PST file format in a few clicks.


Advanced NSF to PST Converter Tool 

  1. Converts all NSF items to PST- emails, contacts, personal journals, etc.  
  2. Converts all NSF mailbox items into Outlook PST file with 100% precision. 
  3. Maintains mailbox folder hierarchy after conversion 
  4. Option to search and convert specific mail items 
    Intuitive and user-friendly interface
  5. Multiple saving options, such as MSG, EML, PDF, HTML, and RTF (Technician Version) 
  6. Exports NSF mailboxes directly to Office 365 (Technician Version)
  7. Supports Lotus Notes 10.0.1, 9.0.1, 9.0, 8.5, 8.0.2, 7.0, 6.5, and 6.0 versions

NSF to PST file conversion software

Trusted NSF Converter Tool for all Situations

Stellar Converter for NSF is a powerful software recommended by experts to convert NSF files into PST and other file formats. Here are some scenarios where Stellar Converter for NSF comes in handy.


Migrate from Lotus Notes to Outlook 

Convert Lotus Notes mailboxes to PST files that can be imported into Outlook. 


Export NSF Files to Office 365

Export NSF files directly to Office 365 accounts while maintaining mailbox folder structure. 


Convert Multiple NSF Files into PST

Convert multiple NSF files containing emails, contacts, etc. into a single PSF file. 

best nsf to PST Converter

Packed with Advanced Features

Stellar Converter for NSF software offers a complete NSF to PST conversion solution that’s both safe and user-friendly.


Direct NSF to PST Conversion

The NSF converter software exports NSF to PST file that you can directly import into Outlook. The PST file contains all NSF items and folders in their original structure. 


Previews NSF Items Before Saving 

The software offers a detailed and free preview of all mailbox items in a three-pane window. You can check the items individually by clicking on them and select the items you want to save to Outlook PST.


Offers Advanced Filters for Selective Conversion 

The Lotus Notes to Outlook PST converter also offers advanced filters that allow you to list and select the required items. You can filter the mailbox items as per specific date range or specific email addresses for selective conversion. 


Saves NSF Files in Several Formats  

Apart from PST, the software can save the converted NSF files in MSG, EML, HTML, PDF, and RTF formats. So, you can save emails in formats that can be easily opened in common applications and web browsers.  


Converts Multiple NSF Files to PST

The NSF to PST converter software can convert multiple NSF files into corresponding PSTs via the batch conversion process. The Batch Conversion option is helpful when an organization needs to move its email infrastructure from Lotus Notes to Microsoft Exchange or Office 365. 

compatability with all versions

Compatible with All Outlook Versions

The Stellar Converter for NSF software supports Microsoft Outlook 2019, 2016, 2013, 2010, and older versions. It is compatible with Windows 11, 10, 8.1, 8, and 7—allowing organizations and users to migrate from Lotus Notes to Outlook without any hiccups.

Free Download Free Download 100% Secure Buy Now Buy Now

*Free download allows to preview the converted file and save 10 items per folder.

oulook Migration MaDe Simple

Convert NSF to PST in 3 Easy Steps

Stellar Converter for NSF is the perfect tool to convert the mailboxes of Lotus Notes to Outlook PST. It’s replete with many useful features and offers high safety.

Add NSF File

Add NSF File

Locate the NSF file on your system and click Convert.

Preview and Select Items

Preview and Select Items

Preview NSF items and select the ones you want to save. Then click Save Converted File.

Save File

Save File

Save the converted file in the desired format - PST, MSG, EML, RTF, HTML, or PDF.

Technical Specifications

About Product

Stellar Converter for NSF - Corporate



Release Date

April, 2023

License Usage

Single/Multiple Users

Version Support

IBM Lotus Notes 10.0.1, 9.0.1, 9.0, 8.5, 8.0.2, 7.0, 6.5 & 6.0


Corporate & Technician

Language Supported


System Requirements

System Requirements


Pentium Class

Operating System

Windows 11,10, 8.1, 8, 7


4 GB minimum (8 GB recommended)

Hard Disk

250 MB of Free Space


Stellar repair for photo

Start Using Stellar Converter for NSF Today

Powerful software widely recommended by IT administrators & experts worldwide to convert Lotus Notes NSF mailbox items to Outlook PST format.

Free Download Free Download 100% Secure Buy Now Buy Now

*Free download allows to preview the converted file and save 10 items per folder.


How do I convert Lotus Notes NSF file to PST with the software?

To convert IBM Lotus Notes NSF files to Outlook PST, follow these steps:

  • Launch Stellar Converter for NSF.
  • Select the NSF file(s) you wish to convert.
  • Once you have provided the NSF file(s) path, click ‘Convert’ to start the conversion process.
  • Once the conversion is finished, preview the items in the NSF file and select the items you want to save.
  • Click 'Save Converted File' button under the File menu.
  • Choose a file format to save NSF file data.
  • Provide the location where you wish to save the converted file and click ‘OK’.

How much data I can save with the demo version of NSF to PST converter tool?

The demo version of Stellar Converter for NSF allows you to save only the first 10 items of an NSF file. To save all the converted items, you must purchase the full version of the software.

How can I preview the converted mailbox items?

Once the software completes the conversion process, it lists all mailbox items in a tree structure in the interface. You can expand the tree and click on any item you wish to preview. The item will be displayed in the right pane.

How to save the converted NSF files in Office365/ MSG/ EML/ RTF/ PDF/ HTML file formats?

After converting and previewing the mailbox items in NSF to PST converter tool, you need to click the Save Converted File button under the Home tab. This will open a dialog box in which can choose the desired file format -Office 365/ MSG/ EML/ RTF/ PDF/ HTML. If you are saving NSF in MSG, PDF, HTML, EML, or RTF, you need to provide the local folder where the fill will be saved. If you want to export the converted data to Office 365, you need to provide the credentials

Does the software support the latest version of Lotus Notes- Lotus Notes 10.0.1 & also the latest MS Outlook- MS Outlook 2019?

Yes, the software is fully compatible with the latest versions of Lotus Notes & MS Outlook.

Can I convert a large NSF file?

Yes, you can use the software for a large NSF to PST conversion. There is also a function in the technician edition of the software that converts and splits the converted PST files by size or date.

I don’t know the path of my NSF file. Can I search the file with the application?

Yes, the NSF to PST converter software is capable of finding the NSF files on a system. When the software asks you to locate the NSF file, you can click the Find button to have it find the file automatically.

How many NSF files can I convert with Stellar Converter for NSF?

With the Technician edition of the software, you can convert multiple NSF files in a single batch.

Do I need to install both 'Microsoft Outlook' and 'Lotus Notes' applications on my system before conversion?

Yes, before converting a file with the NSF to PST converter, you need to install both Lotus Notes and Microsoft Outlook on your computer.

Is a preview of NSF files allowed before the conversion?

Yes, you can preview emails, contacts, to-do lists, calendars, personal journals, etc., after the scan and before saving the mail items to Outlook PST.

Can we export NSF file data to Exchange Server?

Use Stellar Converter for NSF—Technician edition to export NSF file data to Exchange Server directly. You need Exchange Server login details to export converted NSF data.