File Extension Database

Open C1 File

A C1 file extension could be associated with a few different types of files � a C1 Pro Engineer Model file, PlanPerfect Condensed Font file, or a Capture One Image file. Each file type offers unique properties and uses.

Understanding Pro Engineer Model Files (C1)

C1 Pro Engineer Model files are associated with PTC's Creo product, which is an advanced 3D CAD (Computer-Aided Design) software. These files specifically hold part information for mechanical designs. You can use PTC's Creo program to open and manipulate C1 files. More information about PTC Creo can be found here.

PlanPerfect Condensed Files (.C1)

C1 files that are PlanPerfect Condensed Font files are usually linked to software by WordPerfect Corporation. To use this type of C1 file, one must have the PlanPerfect software package in place. Get more insights about PlanPerfect here.

Using Capture One Image Files (.C1)

The C1 extension is also related to Capture One, a professional raw image file processor and photography workflow application developed by Phase One. These C1 files represent the processed digital negatives, or images. They can be opened and modified using the Capture One software. More instructions on the use of Capture One can be found here.

C1 File Important Information

Regardless of the type of C1 file, ensuring that the correct software to open and use them is key to effectively utilizing these files. Always be sure to check the extension and consult the relevant software documentation.

How Can I Open C1 File on Windows

We researched and learned that the best way to open C1 file is to find a C1 file in question in Windows OS File Explorer and double click on it to launch the corresponding application.
If a C1 file is not opened in an application and you instead get a "Windows can't open a file" error message you should try looking for an application which can open the file in question.
If you know the application which can open C1 file then run it and see if there is a File->Open main menu option in the application.
If you don't know the application which function as C1 file opener then try to search online for "C1 viewer", "application to open C1 file" or "open C1 file" queries in the search engine you like.
Install the application you found and check if it can open C1 file

How Can I Open C1 File on Mac OS

We recommend to find a C1 file in question in Mac OS Finder and double click on it to launch the corresponding application.
If a C1 file is not opened in a Mac OS application and you instead get a "There is no application set to open the file" error message you can click on "Search App Store" in the error dialog and Mac OS will show you applications compatible with C1 file.
If you know the Mac OS application which can work as C1 file opener you can choose the "Choose Application..." option in the error box to associate the file extension and open C1 file in it.
If you don't know the application which can open C1 file then try to search for "C1 viewer", "application to open C1 file" or "read C1 file" queries in the online search engine you like.
Install the application you found and check if it can read C1 file

How Can I Open C1 File on Android

If you downloaded a C1 file on Android device you can open it by following steps below:

In the Android apps list on your Android device find "My Files" or "File manager" app and tap to start it.
Tap on "Downloads" folder inside the app.
You should see your downloaded C1 file in that folder.
Tap on the file. If Android device supports opening the file you downloaded it will open in the corresponding app.
If file does not open you can look for the corresponding app that can open the file by searching Android App Store for the "C1".
If you cannot open the file with the apps from Android App Store it is possible that the file could only be opened on desktop platforms such as Windows or Mac OS. Try searching for "C1 viewer", "C1 file reader" online and see if any desktop applications can open it.
It is also possible that the file you downloaded is outdated and is no longer supported.

How to Open C1 File on iPhone or iPad

To open C1 File on iOS device follow steps below:

We advies to open Files app on your iPhone or iPad device. You can find it by swiping down on the home screen and typing "Files" in the search bar.
Tap on the Downloads folder on the Files app home screen.
You will see all files that you recently downloaded. Tap on the C1 file to view it.
If you have the right app that can open it it will automatically launch and open your file.
If you don't have the app which can open it you need to serch Apple app store for "C1". This way you can find apps which can open C1 files.
If this doesn't help it is possible that your file could be opened only by the desktop application. To find an app which can open it on desktop look for "C1 viewer" or "C1 file" online in your favorite search engine.

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