Lotus Notes NSF Splitter

Split Large Lotus Notes file into Small Size NSF files

(Average Rating 4.7 Based on 119 Reviews)

  • Split large-sized NSF file into multiple parts
  • Provide option to Split NSF file By Size, Folder, Date & Year
  • Split Domino Server NSF file as well
  • Lotus Notes Installation required while using NSF Split Tool
  • NSF File Splitter Generate a Log Report for Comparison
  • Split Password Protected NSF file using its password
  • IBM Notes 9.0 & below version supported

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What is NSF File?

NSF file is a database file generated by Lotus Notes software by IBM. It stores all data of the user profile and is known as Notes Storage Facility (NSF) file. It used to store business data like: Emails, Calendars, contacts etc. Lotus Notes files are hosted by IBM Domino Web server for providing facility to clients & maintaining same file at client machine. It allows users to work offline and when changes take place at client side then it will be synchronized automatically with Domino server database.

Need of this Tool to Split NSF File

This tool will provide you the best splitting experience of NSF file into small files with multiple and multi time splitting options. This tool makes you sure that Lotus Notes file have successfully split by generating CSV report In which you can compare files before & after splitting. There are several reasons listed following which makes you to use Lotus Notes Splitter Software.

  • Split Lotus Notes Database file with all items
  • Split NSF file by Year / Size / Folder / Date
  • Generates Log Report after successful file splitting

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MVP & Expert Reviews

Software Features to Split NSF File


4 Ways To Split NSF File

This tool provides you multiple ways to split NSF file. You can split with respect to Size, Folder, Date and Year. It offers a good management of file after splitting. It will be easy for you to manage & distribute NSF files.


Split Database By Size

You can break Large NSF files into equal size of small NSF files. You just need to choose a range to split large file from 5 MB to 10 GB & the software will split file according to the defined size.


Split Notes file By Folder

This tool can help you break Large NSF file into small segments via folders. For ex: inbox.nsf file will be created for Inbox folder and outbox.nsf file will be created for Outbox folder. This way large NSF file will be divided into small divisions of folders.


Split Notes File By Year

Divide a Large Lotus Notes database into small sized NSF files according to year. For Ex: If you select range of year from 2015 to 2019 then it will split NSF file into parts representing each year.


Split NSF File With All ITEMS

You can split Lotus Notes database into small NSF files with all items like: Emails, Contacts, Calendars & archived files. You can further divide NSF file with any splitting option.


Divide NSF File By Date

Break Lotus Notes Emails by applying filer according to date of sending & receiving emails. You just need to select particular date to split all emails in New NSF file from an existed large NSF file.


Auto Generates Report

A Log file is automatically generated by the tool for comparison of files before & after splitting operation. You just need to click on Compare NSF button to generate CSV report file in which you can view folder path, size of file and diff. of file before & after splitting operation.


Notes Versions Supported

This software is tested with all Lotus Notes software versions ranging from IBM Notes 9.0 to all below versions. The splitting was performed in a successful manner with the database of each version.

NSF Split Software Specifications

Download Free Demo Version of Tool to Split Large NSF File

Download Software

Size: 6.8 MB

Version: 1.0


Trial Limitations

Demo Version of NSF File splitter software allows users to Split first 15 Items of NSF file

System Specifications

Hard Disk Space
20 MB free space for installation

512 MB of RAM (1 GB is recommended)

1 GHz processor(2.4 GHz is recommended)


  • Microsoft .NET framework 4.5 or above should be installed
  • If you are using Window 10/8.1/8/7, then please launch the tool as "Run as Administrator"
  • Lotus Notes Installation is necessary to split NSF Files
  • If you are using Domino server then copy the Lotus Notes NSF file in offline mode to another location & then perform the splitting process
  • To split NSF contacts you must have separate Names.nsf file

Supported Editions

  • Microsoft Windows: Microsoft Windows 10, 8, 7 (32 bit or 64 bit) and Windows Server 2016, 2012 R2, 2008
  • Lotus Notes – Lotus Notes 9.0, 8.0, 8.5, 7, 6 & below Versions are Supported



NSF Files



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Features Overview of Free NSF File Split Tool & Full Version

Features DEMO Version FULL Version
Add Lotus Notes NSF Files
Split NSF by - Date, Year, Size, Folder
Preview Split Information
Support all Version Windows OS
Split NSF File First 15 Emails All Items
Cost FREE $99

Frequently Asked Questions

Common Query Related to NSF File Split Tool

Following steps will tell you how to split large NSF File:


  • Step 1: Launch NSF Splitter Tool
  • Step 2: Choose Split option to divide NSF file
  • Step 3: Add Lotus Notes NSF file
  • Step 4: Browse destination location & Split NSF
Yes, You can define a folder name which you want to split from NSF file.
Yes, you can split NSF file according to defined year. You just need to define year range like: 2009 to 2015 and this tool will split NSF file into 6 individual NSF files.
Yes, this tool is able to split Password Protected NSF file, for this you need to enter password applied on file.

Client Reviews on Software

NSF Splitter Tool Verified Purchase Reviews

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