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Informations about the HCI filename extension and the file formats associated with it

We collected the information you should know about the .hci filename on this page. If you were sent a(n) .hci file in an e-mail, but you don’t know what to do with it, then you can find help here. We strive to suggest free, open-source applications that are available to everyone for the file formats.

1 filename extension(s) are in our database

.hci - HydroCAD IDF Curve

The HCI file is a Data file, which is connected to the HydroCAD IDF Curve according to our registry. With the adequate settings, the HydroCAD IDF Curve (.hci) files can be opened or converted with the help of HydroCAD.

Format description:
HCI format
Magic string:
- / -
Related links:
Related extensions:
HydroCAD Prefab Chamber
HydroCAD Hydrograph File
HydroCAD Project
HydroCAD Rainfall Curve Data
HydroCAD Units Definition
HydroCAD Unit Hydrograph Definitions

Important! Programs other than the ones listed above may also use the .hci file extension. Even harmful programs can create files with the .hci extension to store data in them. Always be careful with .hci files coming from unknown sources. Don’t open executable files that arrived in mails, even if you know the sender.

The .hci file can’t be opened on your computer?

If the program necessary for opening the .hci file is installed properly on your computer, then the quickest and simplest way to open the .hci file is to double-click on the file’s name. If that doesn’t work, then the right software probably isn’t installed on your computer.

While opening the .hci file, you may receive an error message from the associated application, this can be caused by the following:

Incorrectly given .hci extension

The .hci filename extension can be given incorrectly sometimes. The cause of the error could be a mistake or a simple typo. We found the following incorrectly given filename extensions that are the most frequent in the case of .hci files.

mci, bci, hxi, hic, hfi, hcu, hcl, hcj, uci, gci, nci, chi, jci, hsi, hi

Maybe you’re not even looking for the .hci file extension?

It’s possible the the file’s extension was given incorrectly. Below, we list some filename extensions that are similar to the .hci extension. It’s possible that the one you’re looking for is among them.

Belarc Advisor Report
Media Control Interface Data
HotDocs Auto-Install File
MGS Hinge CK File
C To Haskell Interface File
Mastercam NCI Lines Data

Associated applications

The Windows operating system stores information about the applications associated to the file extensions in the registry database. The associations can be queried or modified in the Command Prompt window with the "assoc" command.

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We gladly accept application suggestions, but our primary goal is to suggest reliable, open-source applications that can be freely distributed to the users.

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