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Details of the .zir file extension

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

  • What is the .zir file?
  • What program do I need to open a .zir file?
  • How can the .zir file be opened, edited or printed?
  • Where can I find the specifications for .zir?
  • Which MIME-type is associated with the .zir extension?
  • How can I convert .zir files to another format?
  • What are other, similar filename extensions to .zir?

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

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

.zir file extension details

C.a.R. Figure

C.a.R. Figure .zir file icon
ZIR file is a C.a.R. Figure. C.a.R. (Compass and Ruler) is dynamic geometry program. Basically, it simulates compass and ruler constructions on a computer.
Category: Document files
Application: C.A.R.
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
ZIR aliases:
ZIR related links:
ZIR related extensions:
C.a.R. Exported Image

C.a.R. Macro

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

.zir file extension error

The .zir file extension is often given incorrectly!

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

air, sir, ir, zid, zlr, zif, zi, zig

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Adobe AIR Installation Package
Solitaire Image Recorder Image
Powersim Studio Simulation Run File
Crestron BPC-HPLIR IR File
ZooImage Data
Zoomorama Image Format File
ZoneAlarm MailSafe Renamed SCT File
open .zir file

Can't open a .zir 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 .zir file association, check the FAQ.

.zir file extension

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 .zir file extension, write to us!

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