CIR File - opening and understanding

Did your computer fail to open a CIR file? We explain what they are used for and recommend software that we know can open or otherwise handle your .CIR files.

What is a CIR file?

The CIR file extension indicates to your device which app can open the file. However, different programs may use the CIR file type for different types of data.

While we do not yet describe the CIR file format and its common uses, we do know which programs are known to open these files, as we receive dozens of suggestions from users like yourself every day about specific file types and which programs they use to open them.

We are continually working on adding more file type descriptions to the site, so if you have information about CIR files that you think will help others, please use the Update Info link below to submit it to us - we'd love to hear from you!

How to open CIR files

You will need a program compatible with the specific file you are trying to open, as different programs may use files with file extension CIR for different purposes.

While we have not verified the apps ourselves yet, our users have suggested 19 different CIR openers which you will find listed below.

Various viewers for this file format

These apps are known to open certain types of CIR files. Remember, different programs may use CIR files for different purposes, so you may need to try out a few of them to be able to open your specific file.

PSpicePSpiceUser submitted
LTspice IVLTspice IVUser submitted
real PCBreal PCBUser submitted
Micro-Cap Evaluation dllMicro-Cap Evaluation dllUser submitted
PSpice A_DPSpice A_DUser submitted
T-Spice ProT-Spice ProUser submitted
ISED5 ApplicationISED5 ApplicationUser submitted
OrCAD PSpiceOrCAD PSpiceUser submitted
LTspice XVIILTspice XVIIUser submitted
AIM-SpiceAIM-SpiceUser submitted
Micro-CapMicro-CapUser submitted
Micro-Cap CQMicro-Cap CQUser submitted
WinSpiceWinSpiceUser submitted
SmashSmashUser submitted
Evrsoft First PageEvrsoft First PageUser submitted
T-SpiceT-SpiceUser submitted
PowerNetPowerNetUser submitted
NincoTrackMapNincoTrackMapUser submitted

Try a universal file viewer

Try a universal file viewer like Free File Viewer. It can open over 200 different types of files - and most likely yours too. Download Free File Viewer here.

We have not yet verified any programs for Mac that work with this specific file format. If you know one, please use the 'Suggest a program' link below. Thanks!
We have not yet verified any web services that work with this specific file format. If you know one, please use the 'Suggest a program' link below. Thanks!