.NS4 File Overview

File Extension:	NS4
File Type Description:	Lotus Notes 4 Database
File Type Developer:	IBM
Primary Associated Software:	IBM Lotus Notes
Primary Software Developer:	IBM

Open your files with FileViewPro File Viewer

Download File Opener

NS4

Optional Offer for FileViewPro by Solvusoft | EULA | Privacy Policy | Terms | Uninstall

Home File Types Database Files NS4

What is File Extension NS4?

The NS4 file extension is a Lotus Notes 4 Database file developed originally by IBM for IBM Lotus Notes. Internal website statistics show that NS4 files are most popular with users in United States and those running the Windows 10 operating system. A vast majority of these users are opting to use Google Chrome as their preferred internet browser.

Associated Developers and Software

	IBM Domino by IBM
	IBM Lotus Notes by IBM

Top NS4 User Languages

Top NS4 File User Browsers

Desktop Friendly?

Mobile Friendly?

Top User Operating Systems


Windows 10	Windows 11	Windows 6	Windows 8.1

Associated Operating Systems

	Windows
	Mac
	Linux

Other File Types Related to NS4 Files

Extension	File Type Developer	File Category	File Type Description
.XPT	Mozilla	Plugin Files	Mozilla Firefox Component
.QMF	IBM	Database Files	IBM Lotus Approach Database Query
.I3C	IBM	Data Files	IBM Voice Type Languages Newuser File
.PTY	IBM	Developer Files	Rational Property Set
.PRF	Microsoft Corporation	Settings Files	Outlook Profile File
.TLO	IBM	Settings Files	SPSS TableLooks File
.IDC	Pierre-Emmanuel Gougelet	Uncommon Files	Core Software Tech IDC File
.MWP	IBM	Text Files	Lotus Word Pro SmartMaster File
.FDE	Ternion Corporation	Data Files	FLAMES Dataset Export File
.CIX	IBM	Data Files	Rational XDE