A daily updated filename extension database!

KEY file extension

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

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

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

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

✅ General Key Data

.key
Description:
KEY file is a General Key Data. Various programs use this extension for licensing/security keys.
KEY format description not yet available
Category: Other files
Application: -
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
KEY aliases:
-
KEY related links:
-
KEY related extensions:
-

✅ Bioware Game Data Key

.key
Description:
KEY file is a Bioware Game Data Key. BioWare's games and tools make use of a very large number of files that are packed into a group of files having the BIF extension. The contents of the BIF files are described by one or more files having the KEY extension.
KEY format description not yet available
Category: Game Data files
Application: Neverwinter Nights
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
KEY aliases:
-
KEY related links:
-
KEY related extensions:
Bioware Aurora Sound Set File

Bioware Game Data

Bioware 2-Dimensional Array

Bioware Information File

Bioware Generic File Format

Bioware Encapsulated Resource File

Bioware Talk Table

Bioware Waypoint Instance Struct

Bioware Waypoint Blueprints

Bioware Trigger Data

✅ iWork Keynote Presentation

.key
Description:
KEY file is an iWork Keynote Presentation. Keynote is a presentation software application developed as a part of the iWork productivity suite by Apple Inc.
Category: Document files
Application: Apple iWork Keynote
Mime-type: application/x-iwork-keynote-sffkey
Magic number: -
Magic string: -
Sample: -
KEY aliases:
keynote
KEY related links:
-
KEY related extensions:
Microsoft PowerPoint Slideshow

Microsoft PowerPoint Presentation

Microsoft PowerPoint 2007 Presentation

Microsoft PowerPoint 2007 Presentation

Microsoft PowerPoint 2007 Slideshow

Microsoft PowerPoint 2007 Slideshow

iWork Keynote Theme

iWork Keynote XML Presentation

iWork Keynote Note Document

iWork Archive File

✅ Tinker Keyword Parameters

.key
Description:
KEY file is a Tinker Keyword Parameters. Tinker is a software tools for Molecular Design. The keyword parameter file always has the extension .key and is optionally present during TINKER calculations.
KEY format description not yet available
Category: Data files
Application: Tinker
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
KEY aliases:
-
KEY related links:
-
KEY related extensions:
Tinker Fractional Coordinates

Tinker Cartesian Coordinates

Tinker Internal Coordinates

Tinker Dynamics Computation Data

Tinker Archive

Tinker Sequence

Tinker End File

Tinker Parameter File

✅ SmartWare Database Key File

.key
Description:
KEY file is a SmartWare Database Key File. SmartWare is a programming platform. SmartWare also includes a word processor, spreadsheet, and communication modules.
Category: Data files
Application: SmartWare
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
KEY aliases:
-
KEY related links:
-
KEY related extensions:
SmartWare Project Backup

SmartWare Worksheet Backup

SmartWare Macro Backup

SmartWare Worksheet Document

SmartWare Report Definition File

SmartWare Business Graph Definition File

SmartWare Text Graph Definition File

SmartWare Scientific Graph Definition File

SmartWare Elevation Graph Definition File

SmartWare High-Low Graph Definition File

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

🚫 The .key file extension is often given incorrectly!

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

ey, ley, kwy, keg, kye, kry

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Engine Yard Project Configuration
Kieler Editor for Graphs Model
Krypter Encrypted Data
Keepaway Framework Learning Curve Data
Kye Level Data
Leylines Game Data

🔴 Can't open a .key 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:

example.key

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 .key 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 .key file extension, write to us!

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