Convert GIG to CAL

Need to convert hundreds of GIG files to CAL? reaConverter does it in one click. No file limits, no watermarks, no internet required.

reaConverter transforms GIG files to CAL quickly and reliably. Drag in folders, set your options, click Convert, done. No cloud accounts, no file uploads, no complicated setup. Just install and start converting.

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How to Convert Multiple GIG Files to CAL?

1. Download and Install reaConverter

Download reaConverter and install it in seconds. The setup is straightforward — no complex configuration, no extra software required.

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Install reaConverter

2. Load your GIG files

Add your GIG files to reaConverter. Whether it's a handful or an entire archive, the batch engine processes them efficiently.

Browse for files, drag them in, or add entire folders at once. reaConverter queues everything automatically.

Load your GIG files into reaConverter

3. Select CAL as output format

Pick CAL as the output format. Set the destination folder and optionally configure resolution, quality, or file naming.

Select CAL as output format

4. Start GIG to CAL conversion

Start the conversion with one click. reaConverter handles everything and notifies you when it's done.

Start Conversion

When the batch finishes, your CAL files are ready in the destination folder you chose earlier.

GIG to CAL Converter

reaConverter offers the fastest, simplest solution for converting your GIG files into CAL in seconds - all files processed on your PC for maximum privacy and speed.

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Do more with your files

Converting GIG files for use in a workflow? reaConverter offers many ways to process files, so you can customize them according to your requirements.

Our range of editing options includes auto-processing options such as auto-rotate, auto-crop, watermarking and more. Change Color Space, copy Metadata, set DPI, manage ICC Profile, control Bit Depth.

Conversion features
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User Reviews

Average User Rating:
Last updated on January 18, 2026
"Your solution was buried deeper in search results than it should be. After struggling with unclear alternatives, I found your guides — finally, instructions that made sense for a first-time user like me. Excellent work!"
Richard E. Miller
Richard E. Miller
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"Converts files in seconds! Finally a tool that's both fast and simple to use."
Wei Chen
Wei Chen
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"I'd been searching for reliable conversion software forever — reaConverter has everything I need! After installing and watching the tutorial, I had my files converted to the perfect format in minutes. Flawless experience!"
Sanjay Mehta
Sanjay Mehta
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"This software just works! My old laptop can’t handle Photoshop, but reaConverter flies through conversions without breaking a sweat. Wi-Fi gone? Still strong!"
Robert Williams
Robert Williams
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"Rare software that actually does it all! Converts anything, beautiful interface, and never lets me down. A must-have!"
Henry R.
Henry R.
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"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."
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GIG to CAL Conversion: FAQ

What are GIG files?

GIG images are associated with Giga Paint, a software pack launched in the late 1980s for use on Commodore 64 and 128 computers. The program offered a wide range of drawing and image editing features, allowing users to apply a set of complex image processing commands. A GIG file contains a multi-color image created using Giga Paint and might be compatible with some advanced graphics programs available at the moment.

What are CAL files?

A CAL image file represents a monochrome bitmap image that uses the CALS raster image standard for storing graphics data. This standard was created in the 1980s by the US Department of Defence as a compressed interchangeable image format. CAL and CALS are extensions used for similar purposes.

Can reaConverter convert GIG to CAL?

Yes! reaConverter instantly converts .gig to .cal with perfect quality preservation. With its batch processing feature, you can convert multiple files at once in just a few clicks. You can even convert images directly from Windows Explorer using the right-click menu — fast and convenient.

Can I convert GIG to CAL online?

If you only need to convert a few GIG files to CAL format, feel free to try our free online free online GIG to CAL converter — perfect for small batches with no installation needed!

How can I turn GIG files into CAL on my computer?

The best way to change GIGs to CALs on your PC is to install 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 GIG to CAL.

How can I automate GIG to CAL files conversion?

reaConverter supports all the most useful automation features such as right-click сonversion and Watch Folders for the most efficient automated files conversion in any software of this type.

Is there a way to convert GIG files to CAL using the command prompt?

reaConverter provides full access to all its features via Windows command line, including a high-performance command-line gig to cal converter for batch processing.

What else can I do with reaConverter?

Convert Gerber filesCrop imagesChange format settingsChange picture DPIConvert GIS files

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