Convert PK3 to RAD

PK3 to RAD conversion without modeling software. reaConverter processes 3D files locally — no additional licenses required.

Batch PK3 to RAD conversion doesn't have to be complicated. reaConverter processes entire folders with consistent quality settings. Works offline with no internet required — convert anywhere, anytime. 3D artists rely on it when clients need different file formats.

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PK3 to RAD
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PK3RAD

How to Convert Multiple PK3 Files to RAD?

1. Download and Install reaConverter

reaConverter is a standalone Windows app — download, install, and start converting PK3 files in under two minutes.

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Install reaConverter

2. Load your PK3 files

Open reaConverter and import your .pk3 files. No file limits, no slowdowns. Add as many as you need.

Drag files into the window, use the Add Files button, or select entire folders.

Load your PK3 files into reaConverter

3. Select RAD as output format

Select RAD as target format and pick where to save results. You can keep default settings or fine-tune the output.

Select RAD as output format

4. Start PK3 to RAD conversion

Hit Convert to process your files. The log window shows progress, timing, and status for every file.

Start Conversion

Conversion complete? Your RAD files are saved to the destination folder, ready to use.

PK3 to RAD Converter

reaConverter offers the fastest, simplest solution for converting your PK3 files into RAD in seconds - all files processed on your PC for maximum privacy and speed.

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Do more with your files

Converting PK3 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 25, 2026
"An efficient all-in-one solution for image conversion and light editing, designed for maximum user-friendliness."
Elena Anderson
Elena Anderson
Happy User
"Enable shell integration for lightning-fast file conversions directly from Windows Explorer."
R. Lewis
R. Lewis
Happy User
"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
Walter Morgan
Satisfied Customer
"We deployed reaConverter across our department to standardize file formats for our archives. The command-line support and automation features integrated perfectly into our systems. Stellar performance and zero crashes—it just works."
David R.
David R.
IT Solutions Architect
"So simple! I just needed to convert a couple of files to another format, and for such a straightforward task, the online converter worked perfectly — delivering the files I needed in no time. Excellent service!"
Kenneth D. Carter
Kenneth D. Carter
Satisfied Customer
"I run a small design agency, and reaConverter has saved me countless hours. The batch processing is lightning-fast, and the ability to convert hundreds of files into different formats at once is a game-changer. Highly recommend!"
Mark T.
Mark T.
Satisfied Customer

PK3 to RAD Conversion: FAQ

What are PK3 files?

The PK3 format is associated with several video games created with the Quake 3 Arena game software framework (also known as id Tech 3). PK3 files are in fact renamed ZIP archive files that contain several types of game data, defining maps, models, sounds, textures or weapons, among others. PK3 is a predecessor of the PK4 format, used by games developed with the id Tech 4 engine.

What are RAD files?

The RAD format is supported by a ray tracing application called Radiance, which contains several tools that support lighting simulation and measuring light levels. RAD files are often used in architectural project to design and evaluate lighting systems. Apart from lighting features, they can also save objects and materials, and they serve as input for OCT files that facilitate the scene rendering.

Can reaConverter convert PK3 to RAD?

Yes! reaConverter instantly converts .pk3 to .rad 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 PK3 to RAD online?

If you only need to convert a few PK3 files to RAD format, feel free to try our free online free online PK3 to RAD converter — perfect for small batches with no installation needed!

How can I turn PK3 files into RAD on my computer?

The best way to change PK3s to RADs 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 PK3 to RAD.

How can I automate PK3 to RAD 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 PK3 files to RAD using the command prompt?

reaConverter provides full access to all its features via Windows command line, including a high-performance command-line pk3 to rad converter for batch processing.

What else can I do with reaConverter?

Convert GIS filesConvert RAW filesConvert Gerber imagesCrop photosChange file creation date

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