>> FRAC file

FRAC file format description

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

1 filename extension(s) found in our database.

.frac - Tinker Fractional Coordinates

The FRAC data files are related to Tinker. FRAC file is a Tinker Fractional Coordinates. Tinker is a software tools for Molecular Design. The fractional coordinates corresponding to the asymmetric unit of a crystal unit cell are stored in the FRAC file.

Data files
- / -
Tinker Fractional Coordinates related extensions:
Tinker Archive
Tinker Dynamics Computation Data
Tinker End File
Tinker Internal Coordinates
Tinker Keyword Parameters
Tinker Parameter File

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

Can't open a .frac 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 .frac file extension is often given incorrectly!

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

rac, fac, fra, frc

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

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Bioware Aurora Faction
Fractal Explorer Animation
Adobe Acrobat Reader French Language Data

Operating systems

DataTypes.net currently supports the following operating systems:

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

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