File Extension Database

Open CID File

The first use of the CID extension is for the CallerID software. CallerID.com is a manufacturer of communications equipment for caller identification, both hardware and software.

On the other hand, CID files are also used with the coDiagnostiX software which is a computer-aided dental implant planning software, with a vast library of different manufacturers of implants, and whose final project, once the plan is made, are saved in the CID files.

Finally, the CID files are used for the Navigator program, which is a celestial navigation software, suitable for navigators who make use of the position of celestial bodies to orient themselves, in this case the CID files are used to save the description of the images on the maps.

How Can I Open CID File on Windows

We researched and learned that the best way to open CID file is to find a CID file in question in Windows OS File Explorer and double click on it to launch the corresponding application.
If a CID 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 CID 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 CID file opener then try to search online for "CID viewer", "application to open CID file" or "open CID file" queries in the search engine you like.
Install the application you found and check if it can open CID file

How Can I Open CID File on Mac OS

We recommend to find a CID file in question in Mac OS Finder and double click on it to launch the corresponding application.
If a CID 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 CID file.
If you know the Mac OS application which can work as CID file opener you can choose the "Choose Application..." option in the error box to associate the file extension and open CID file in it.
If you don't know the application which can open CID file then try to search for "CID viewer", "application to open CID file" or "read CID file" queries in the online search engine you like.
Install the application you found and check if it can read CID file

How Can I Open CID File on Android

If you downloaded a CID 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 CID 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 "CID".
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 "CID viewer", "CID 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 CID File on iPhone or iPad

To open CID 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 CID 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 "CID". This way you can find apps which can open CID 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 "CID viewer" or "CID file" online in your favorite search engine.