Convert PK3 to FLIF

PK3 to FLIF with consistent quality. reaConverter handles 3D files in batch — perfect for collaboration across different software.

Got a folder full of PK3 files? reaConverter batch converts them to FLIF in minutes, not hours. Local processing means instant results, even with thousands of files. 3D artists rely on it when clients need different file formats.

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PK3 to FLIF
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PK3FLIF

How to Convert Multiple PK3 Files to FLIF?

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 PK3 files

Add your PK3 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 PK3 files into reaConverter

3. Select FLIF as output format

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

Select FLIF as output format

4. Start PK3 to FLIF conversion

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

Start Conversion

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

PK3 to FLIF Converter

reaConverter offers the fastest, simplest solution for converting your PK3 files into FLIF 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 ultra-fast solution for minimizing file sizes. The entire conversion process takes just 3 minutes!"
Logan B.
Logan B.
Satisfied Customer
"I use the online converter — it’s quick and hassle-free!"
Jian Wong
Jian Wong
Happy Online User
"Working in a print studio means constantly juggling obscure file formats. I used to waste hours Googling converters or installing random software — until reaConverter became my Swiss Army knife. Install it once, and you're set forever. No internet? No problem!"
Helen Evans
Helen Evans
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 FLIF 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 FLIF files?

FLIF (Free Lossless Image Format) is a royalty-free format launched at the end of 2015 as "work in progress" with the aim of offering a better alternative for storing lossless images than the existing PNG, WebP, BPG, JPEG2000 and JPEG XR. FLIF provides similar image quality as the other extensions, but in a file size than can be up to 74% smaller. The new format uses a form of the Adam7 algorithm for compressing images, offering progressive interlacing that allows users to obtain a reasonable encoding of an image even from a partial download.

Can reaConverter convert PK3 to FLIF?

Yes! reaConverter instantly converts .pk3 to .flif 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 FLIF online?

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

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

The best way to change PK3s to FLIFs 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 FLIF.

How can I automate PK3 to FLIF 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 FLIF using the command prompt?

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

What else can I do with reaConverter?

Convert DICOM filesResize pictureConvert RAW photosConvert PDF filesWatermark images

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