How to open IGR files

Did your computer fail to open an IGR file? We explain what IGR files are and recommend software that we know can open or convert your files.

What is an IGR file?

IGR files are Intergraph SmartSketch Drawing files, which you can read more about below.

The IGR file extension indicates to your device which app can open the file. However, different apps may use the same file extension for different types of data. So an IGR opener may not be able to open all kinds of IGR files. In this case, though, we only know of one specific use.

Intergraph SmartSketch Drawing

Through our analysis of IGR files, we know that one use of the format is Intergraph SmartSketch Drawing. We have not yet described in detail what these files contain and what they are used for, but our team is working tiredlessly through thousands of file formats. We'd love hearing from you if you have information about the format.

We have not verified any programs yet that works with this specific format. If you know any, please use the 'Suggest a program' link below. Thanks!

IGR file openers, viewers, etc.

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

SmartSketchSmartSketchUser submitted
SmartPlant 3DSmartPlant 3DUser submitted
Imagineer TechnicalImagineer TechnicalUser submitted
We have not verified any programs that we know for certain can work with IGR-files on Mac. If you know one, please use the Suggest link below and tell us about it!
We have not verified any online services that we know for certain can work with IGR-files. If you know one, please use the Suggest link below and tell us about it!