A daily updated filename extension database!

REA file extension

The table below provides useful information about the .rea file extension. It answers questions such as:

  • What is the .rea file?
  • What program do I need to open a .rea file?
  • How can the .rea file be opened, edited or printed?
  • How can I convert .rea files to another format?

Table of Contents

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ NEK5000 Reafile

REA file is a NEK5000 Reafile. Nek5000 is an open-source (released under GPL) computational fluid dynamics solver based on the spectral element method and is actively developed at the Mathematics and Computer Science Division of Argonne National Laboratory.
Category: Data files
Application: NEK5000
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
REA aliases:
REA related links:
REA related extensions:
NEK5000 USRfile

NEK5000 Re2file

Other types of files may also use the .rea file extension.

🚫 The .rea file extension is often given incorrectly!

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

dea, ea, eea, era, fea, gea, r3a, ra, rae, rda, re, req, rew, rex, rez

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Autodesk Revit Family File
Battlefield 1942 Data
ReCycle Loop Data
4D Database Client Local Data
Drug Enforcement Administration Data
DrugPak Encrypted Email Attachment
Oracle Database Storage Area
Yamaha RS-7000 Sample
Windows Installer Temporary File
Amazon Kindle End Announcement

🔴 Can't open a .rea 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 cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .rea file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .rea file extension, write to us!

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