Convert WBZ to CAL

Bulk WBZ to CAL conversion with consistent results. Set it up once, process thousands of files with the same quality every time.

Tired of converting WBZ files one at a time? reaConverter processes entire folders to CAL automatically. Handles large batches reliably without crashes or timeouts.

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WBZCAL

How to Convert Multiple WBZ Files to CAL?

1. Download and Install reaConverter

reaConverter installs quickly on any Windows PC. No dependencies, no bloatware — just a clean setup that's ready to use immediately.

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Install reaConverter

2. Load your WBZ files

Launch reaConverter and drop in your WBZ files. The software queues everything for batch processing with consistent settings.

Add files by dragging them in, browsing folders, or using the right-click menu from Windows Explorer.

Load your WBZ files into reaConverter

3. Select CAL as output format

Pick CAL as output format and choose the destination folder where you want to save new .cal files.

Select CAL as output format

4. Start WBZ to CAL conversion

Then simply press the Convert button and your conversion will begin in no time!

Start Conversion

Once the conversion is complete, you can find your CAL files in the destination folder you selected.

WBZ to CAL Converter

reaConverter offers the fastest, simplest solution for converting your WBZ 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 WBZ 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
Image editing

User Reviews

Average User Rating:
Last updated on January 15, 2026
"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
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"Rare software that actually does it all! Converts anything, beautiful interface, and never lets me down. A must-have!"
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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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"An efficient all-in-one solution for image conversion and light editing, designed for maximum user-friendliness."
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"Enable shell integration for lightning-fast file conversions directly from Windows Explorer."
R. Lewis
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"After 200+ conversions on my budget laptop (i3-1115G4/4GB RAM/Win11), reaConverter outperforms heavyweight tools. Zero crashes, low CPU usage during batch processing, and no internet dependency - exactly what professionals need."
Walter Morgan
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WBZ to CAL Conversion: FAQ

What are WBZ files?

WBZ is an image format associated with Webshots, a program that offers image viewing and sharing services. A WBZ file can contain several images, as well as a file describing them, and can be opened using Webshots. This software was initially developed in 1995 to offer screensaver and wallpaper images, and in time it broadened its services to the web. In the early 2000s, Webshots supported one of the most popular image-sharing website. Although in time it was exceeded by Flickr and Facebook, Webshots continues to offer desktop and mobile applications.

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 WBZ to CAL?

Yes! reaConverter instantly converts .wbz 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 WBZ to CAL online?

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

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

The best way to change WBZs 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 WBZ to CAL.

How can I automate WBZ 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 WBZ 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 wbz to cal converter for batch processing.

What else can I do with reaConverter?

Change format settingsChange DPIConvert GIS filesConvert DICOM filesChange photo size

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