The cos extension files are related to the Capture One digital photo manager. 

There are 2 other file types using
the COS file extension!

empty icon.cos - Creatures source code

empty icon.cos - Scarlett Expert System Compiler query data

Detailed description

Software that open cos file

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COS file extension - Capture One configuration file

What is cos file? How to open cos files?

File type specification:

Configuration file type icon Configuration file type

The cos file extension is associated with the Capture One digital photo manager and professional photo editor for Mac and Windows. The .cos file contains temporary configuration/changes for edited pictures.

The default software associated to open cos file:

Capture One icon

Phase One A/S logoCapture One  Microsoft Windows software

Company or developer:
Phase One A/S

Capture One is professional raw converter and image editing software that is able to capture, edit, organize and share digital photo images.

Help how to open:

It is not possible to open the cos extension files.

How to convert:

Files with cos extension are not convertable.

List of recommended software applications associated to the .cos file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open cos file, edit cos file, convert cos file, view cos file, play cos file etc. (if exist software for corresponding action in's database).

Settings file type for software that use cos file - Capture One configuration file

Programs supporting the exension cos on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about Capture One for settings cos file action.

Microsoft Windows:

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