100% Secure & Private
MOS Converter
Convert MOS RAW files without sending them to a server. The browser converter is free and unlimited, and the desktop app handles full shoots.
How to Convert .mos Photos in Bulk
1. Install reaConverter
2. Select MOS Files
3. Start Conversion
Step by step
See It in Action
For quick and effortless MOS file handling on your PC, reaConverter offers powerful conversion tools with batch processing. Best of all, it works entirely offline — ensuring your sensitive data never leaves your computer.
Edit & Enhance
Do more with your images
Converting MOS images for use in a workflow? Touch up, transform, apply editing and effects to your images during conversion.
Our range of editing options includes such image processing actions as Resize, Rotate, Crop, Color Replace, Watermarks and more. Adjust actions include RGB, HLS, HSV, Brightness and Contrast. Auto-processing options are also available, such as auto-rotate and auto-crop.
User reviews
From those who tried it
Average User Rating:Last updated on June 25, 2026
Questions & Answers
MOS images: Frequently Asked Questions
What are MOS files?
MOS is a proprietary raw image file format used by Leaf digital cameras and backs. It captures image data directly from the camera's sensor without any additional processing or compression, allowing for more flexibility and control in post-processing. MOS files typically have a .mos file extension and are larger in size than JPEG or other compressed image formats.
Can reaConverter open MOS files?
reaConverter fully supports the MOS image format – open, edit, and export MOS files to any other popular file format with ease.
How do I change MOS to another format?
reaConverter is a user-friendly tool for converting MOS files. Once installed on your computer, it allows you to convert all your .mos files at once with just a few clicks. You can even convert mos images directly from Windows Explorer using the right-click menu — fast and convenient.
Can I convert MOS online?
If you only want to convert a few MOS images, you are welcome to try our free online MOS converter.
How can I turn MOS files on my computer to another format?
The best way to convert MOS images on your PC is to get a quality piece of software, such as reaConverter. This software is extremely efficient in managing a wide range of batch files conversions, including conversion from MOS.
How can I automate MOS files conversion?
reaConverter supports all the essential automation features, such as right-click сonversion and Watch Folders, for the most efficient automated file conversion in any software of its kind.
Can I convert MOS files using scripts or the command-line interface?
reaConverter provides full access to all its features from the Windows command-line shell, including the command-line mos converter.
What else can I do with reaConverter?
Convert Gerber filesChange color spaceConvert DICOM filesCrop picturesConvert PDF files
What formats can I convert a MOS file to?
Discover More
Beyond MOS conversion
Convert .mos files in batches of any size, with editing and processing applied along the way. The same tool also handles 700+ other formats, including CAD, medical imaging, and GIS.
