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Want to know how to open a CONTROL file?

We have apps that can convert or open CONTROL files.

How to open CONTROL files

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

What is a CONTROL file?

CONTROL files are HEC-HMS Control specifications data files, which you can read more about below.

The CONTROL 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 a CONTROL opener may not be able to open all kinds of CONTROL files. In this case, though, we only know of one specific use.

HEC-HMS Control specifications data

Through our analysis of CONTROL files, we know that one use of the format is HEC-HMS Control specifications data. 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.

Update info Upload example file

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!

CONTROL file openers, viewers, etc.

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

We have not verified any programs that we know for certain can work with CONTROL-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 CONTROL-files. If you know one, please use the Suggest link below and tell us about it!