Convert KOA to WMF

KOA to WMF made simple. Add files or folders, pick your settings, click Convert. reaConverter handles the rest — even thousands of files.

Looking to change KOA files to WMF format? reaConverter makes it simple — add your files, select output format, and convert entire folders in one click. Runs entirely on your hardware for maximum speed — no waiting for uploads or server queues.

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How to Convert Multiple KOA Files to WMF?

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 KOA files

Start reaConverter and add your .koa files. The software processes everything locally, so your files never leave your computer.

Use drag-and-drop, folder browser, or right-click conversion from Explorer.

Load your KOA files into reaConverter

3. Select WMF as output format

Select WMF from 700+ supported output formats. Choose your destination folder and adjust settings to match your needs.

Select WMF as output format

4. Start KOA to WMF conversion

Click Convert to start the batch. reaConverter processes files quickly and shows you the status of each one.

Start Conversion

Once done, reaConverter shows a summary. Click 'Show converted files' to jump straight to your WMF output.

KOA to WMF Converter

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

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Do more with your files

Converting KOA 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 14, 2026
"An ultra-fast solution for minimizing file sizes. The entire conversion process takes just 3 minutes!"
Logan B.
Logan B.
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"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
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"An efficient all-in-one solution for image conversion and light editing, designed for maximum user-friendliness."
Elena Anderson
Elena Anderson
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"Enable shell integration for lightning-fast file conversions directly from Windows Explorer."
R. Lewis
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
Walter Morgan
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KOA to WMF Conversion: FAQ

What are KOA files?

The KOA format is associated with Koala Paint or Koala Painter, a very basic drawing program used during the 1980s on the Koala Pad. The latter was an incipient form of graphics tablet which attached to some models of home computers that were popular at the time, including the Commodore 64 and Atari. The KOA format is currently considered archaic and rare.

What are WMF files?

The WMF (Windows Metafile) format represents an image file with vector graphics, bitmap components or raster graphics, consisting mainly of drawing operations and commands. It was developed and released in the late 1980s by Microsoft and it included a 16-bit structure. In time WMF files were replaced by EMFs, featuring a 32-bit structure. WMFs are currently compatible with some programs from the Microsoft Office pack, such as Word, Power Point or Publisher.

Can reaConverter convert KOA to WMF?

Yes! reaConverter instantly converts .koa to .wmf 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 KOA to WMF online?

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

How can I turn KOA files into WMF on my computer?

The best way to change KOAs to WMFs 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 KOA to WMF.

How can I automate KOA to WMF 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 KOA files to WMF using the command prompt?

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

What else can I do with reaConverter?

Convert DICOM imagesResize pictureConvert GIS filesConvert vector imagesConvert picture color space

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