What is a .CMR File And How To Open It – Naviter (Easy Guide)

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Have you downloaded a file with .cmr extension, but you are not sure what it is? Perhaps you know what the file is, but you simply don’t know how to open it. Don’t worry! This article explains everything about the .cmr file extension, how to open and work with it on various systems.

What is a .CMR file?

The .CMR file extension stands for U.S. Sectional Chart Map File. This file extension was developed by Naviter. The file is a raster related file.

What to know

There is currently 1 software that can open the .cmr file on 1 platform.

How to open a .CMR file?

Below you can find an easy to understand, step-by-step guide to open the .CMR file on your operating system/device.

How to open a .CMR file on Windows (7, 8, 10)

There are 4 simple steps to open the .cmr file on Windows.

1. In the first step you need to download the Naviter SeeYou software. This software will be used for opening the file. Other software that can be used in opening this file is: Naviter SeeYou.

Step 2

Step 2: Locating your .CMR file

2. The second step is locating the downloaded file. If you don’t remember where you have downloaded your file to, you should check your /download/ folder as it usually gets automatically saved there.

Step 3

Step 3: Choose “Open with”

3. In the third step, after locating your file, right click on it and click “Open with”.

Step 4

Step 4: Choose the software and click ok

4. After choosing the “Open with” option, you will have an option to choose the Naviter SeeYou software you have downloaded. Click on the software and click “OK”. Congratulations! You have opened your file on Windows.

Still cannot open the .CMR file?

If you are still unable to open the .CMR file, it might be because you are trying to open the wrong one. There are many similar file extensions that look like the .CMR file.cmr – CMA Foundation. You might be trying to open the wrong file, please recheck if you are trying to open the right file extension again.


In this article you have learned how to open the .CMR file with the Naviter SeeYou program on Windows.