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How to open .NS3 file extension?

File Type : Notes Database (Older Form) (IBM)
Compatible with (WinXP,Vista,Win7,Win8 and Win10)

Looking for a program to open .NS3 files?

"Windows unable to open a file!" is probably the most common error faced by millions every day. This is either because the program required to open a file is not available on your system or there may be other issues.

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What is .NS3 file extension?

.NS3 file extension is a known file type. This section of tells you everything you need to know about this extension.
Database file created by Lotus Notes 3.x; contains contact information, a text notes, and calendar as well as other information; used to store structured information for collaboration with other users and for exchanging data back and forth; can be stored on a central server, which keeps users' Notes databases up to date. Lotus Notes was acquired by IBM and is referred to as IBM Lotus Notes.
You can see a list of software programs here on that can open this file type so that you don’t need to search for it on the web. You can then open your file with this extension using a software listed below.

Software that can be used to open .NS3 files:

Microsoft Windows:
  • IBM Lotus Notes 2 or later
  • Lotus Domino
Apple Mac OS X:
  • IBM Lotus Notes 2 or later
  • Lotus Domino