CALS Converter

Use our fast and easy CALS image converter. Using reaConverter you will be able to convert all your CALS files as once.

CALSConverter

How to Convert .cals Images in Bulk

1. Install reaConverter

Download reliable CALS conversion software to convert multiple .cals files and folders in one go.

2. Select CALS Files

Select CALSs from a folder or drag and drop them into reaConverter, then choose the desired output format.
reaConverter - Load CALS files

3. Start Conversion

Click Convert to start the bulk conversion of all selected CALS images. The process will begin right away.
reaConverter - Start CALS conversion

Convert CALS on your PC

For quick and effortless CALS 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.

Do more with your images

Converting CALS 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.

Image editing

User Reviews

Average User Rating:
Last updated on April 25, 2025
"An excellent program! I use it regularly in my work - it supports nearly every file format imaginable. The interface is intuitive and runs flawlessly every time."
⭐⭐⭐⭐⭐
Roger Cook
Happy User
"Tried a few image tools before, but this one is by far the easiest. Drag, drop, convert — done in seconds. It saved me a ton of time when organizing my image folders."
⭐⭐⭐⭐⭐
Lisa K.
Happy User
"Finally an app that actually opens my weird files! Saves me from format frustration daily."
⭐⭐⭐⭐⭐
Kyle Brooks
Happy User
"My photography business relies on fast, accurate processing of images. With reaConverter’s Watch Folder, I drop my RAW photos into a folder and they’re instantly converted to high-res JPEGs with custom naming and watermarking. It’s streamlined my post-processing more than I imagined possible."
⭐⭐⭐⭐⭐
Emily R.
Photographer
"Creating marketing materials for various platforms requires multiple file versions from single sources. reaConverter's workflow automation lets us generate PNG, JPEG, and SVG variants from AI and PSD files simultaneously. The color profile management ensures brand consistency across all outputs, and the processing speed allows for last-minute changes without delaying deadlines."
⭐⭐⭐⭐⭐
Rebecca Turner
Marketing Agency CEO
"For cross-platform compatibility, JPEG remains the gold standard. reaConverter’s precision conversions ensure perfect results every time, whether for presentations, websites, or client deliverables."
⭐⭐⭐⭐⭐
Paul Baker
Happy User

CALS images: Frequently Asked Questions

Can reaConverter open CALS files?

reaConverter fully supports the CALS image format – open, edit, and export CALS files to any other popular file format with ease.

How do I change CALS to another format?

reaConverter is a user-friendly tool for converting CALS files. Once installed on your computer, it allows you to convert all your .cals files at once with just a few clicks. You can even convert cals images directly from Windows Explorer using the right-click menu — fast and convenient.

Can I convert CALS online?

If you only want to convert a few CALS images, you are welcome to try our free online CALS converter.

How can I turn CALS files on my computer to another format?

The best way to convert CALS 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 CALS.

How can I automate CALS 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 CALS 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 cals converter.

What else can I do with reaConverter?

Set file dateCopy EXIF dataConvert CAD formatsSet picture bit depthConvert RAW formats

What formats can I convert a CALS file to?

Discover more

Explore our efficient CALS file converter that saves you time and effort by converting multiple .cals files into different formats.
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