NAD file format description

Many people share .nad files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .nad file can be edited, converted or printed with. On this page, we try to provide assistance for handling .nad files.

1 filename extension(s) found in our database.

.nad - Neighbourhood Algorithm Direct Access File

The NAD data files are related to Neighbourhood Algorithm. The NAD file is a Neighbourhood Algorithm Direct Access File. The neighbourhood algorithm is a two-stage numerical procedure for non-linear geophysical inverse problems. It also has applications as a direct search technique for global optimization.

Neighbourhood Algorithm
Data files
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Neighbourhood Algorithm Direct Access File related extensions:
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SAS Item Storage
RapidWeaver 3 Site
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Medlin Payroll Software Current Year Transactions Data
FindIt Data File

Naturally, other applications may also use the .nad file extension. Even harmful programs can create .nad files. Be especially cautious with .nad files coming from an unknown source!

Can't open a .nad file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .nad file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

ad, and, bad, gad, had, jad, mad, na, nac, naf, nar, nas, nav, nax, nd

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

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Nasal Script
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HiBeam Screen Builder Project
Nero BackItUp Drive Image

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

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