Convert STW to CGM

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

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

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STW to CGM
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How to Convert Multiple STW Files to CGM?

1. Download and Install reaConverter

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

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Install reaConverter

2. Load your STW files

Launch reaConverter and drop in your STW 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 STW files into reaConverter

3. Select CGM as output format

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

Select CGM as output format

4. Start STW to CGM 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 CGM files in the destination folder you selected.

STW to CGM Converter

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

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Do more with your files

Converting STW 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
"We faced a massive challenge: digitizing 20 years of CGM archives into PNG format. Initial estimates projected months of work, but reaConverter's powerful batch processing and resolution scaling let us complete the project in weeks. Most impressively, it handled even our pre-1994 vector files flawlessly—zero errors, perfect fidelity."
David McCullough
David McCullough
Satisfied Customer
"Converting CGM files to SVG for our digital manuals used to be a nightmare until we found reaConverter. It preserves precise scaling and metadata flawlessly, making our workflow 3x faster with zero quality loss."
Charles Long
Charles Long
Aerospace Documentation Specialist
"Finally an app that actually opens my weird files! Saves me from format frustration daily."
Kyle Brooks
Kyle Brooks
Happy User
"This converter delivers exceptionally quick format conversions with reliable results every time."
Brian White
Brian White
Happy User
"Security was our top concern when evaluating file conversion tools. reaConverter’s offline mode and role-based access controls let us lock it down for sensitive environments. No unexpected network calls or bloat — just clean, fast conversions. Even passed our pen-testing scans without a hitch."
Marcus White
Marcus White
Healthcare IT
"An ultra-fast solution for minimizing file sizes. The entire conversion process takes just 3 minutes!"
Logan B.
Logan B.
Satisfied Customer

STW to CGM Conversion: FAQ

What are STW files?

STW images are associated with NeoPaint, an image editor developed by NeoSoft for use on Windows platforms. Some of the features included in NeoPaint are editing photos, making desktop publishing layouts and creating presentations. STW images are considered rare and difficult to open if you don't have NeoPaint installed.

What are CGM files?

CGM (Computer Graphics Metafile) is a format that contains vector graphics information (clip art, drawings) associated with graphics design or CAD programs. As opposed to other types of metafiles, such as EMF or WMF, CGM files are not only supported by Windows, but can be used on different platforms too. They are encoded using binary, character-based of clear-text encoding.

Can reaConverter convert STW to CGM?

Yes! reaConverter instantly converts .stw to .cgm 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 STW to CGM online?

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

How can I turn STW files into CGM on my computer?

The best way to change STWs to CGMs 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 STW to CGM.

How can I automate STW to CGM 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 STW files to CGM using the command prompt?

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

What else can I do with reaConverter?

Convert vector imagesConvert picture color spaceConvert DICOM imagesResize photoChange file date

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