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STEP Converter
STEP files open in CAD systems, not on every PC. reaConverter converts them to STL for printing, GLB for viewers and DWG views for documentation.


How to Convert .step Files in Bulk
1. Install reaConverter
2. Select STEP Files

3. Start Conversion

Step by step
See It in Action
For quick and effortless STEP file handling on your PC, reaConverter offers powerful conversion tools with batch processing. Best of all, it works entirely offline — ensuring your sensitive data never leaves your computer.
3D Toolkit
Do more with your 3D models
Need STEP parts outside the CAD system they came from? reaConverter turns them into STL, GLB, images or DWG drawings, with no SolidWorks or AutoCAD seat.
- Split an assembly into one file per part with Load STEP as separated shapes
- Convert parts to STL for printing, GLB for web viewers or IGES for other CAD systems
- Create isometric, top, front and side 2D projections as images or DXF/DWG drawings

User reviews
From those who tried it
Average User Rating:Last updated on July 26, 2026






Questions & Answers
STEP files: Frequently Asked Questions
What are STEP files?
STEP (Standard for the Exchange of Product model data) is a file format used for 3D CAD (computer-aided design) data exchange. It is an ISO standard and is widely used in the manufacturing industry for exchanging information between different CAD software systems. STEP files can store information about geometry, topology, and attributes of 3D models. They can also include information about materials, textures, and other properties. The format is designed to be platform-independent and can be used on a variety of operating systems and software applications. STEP files are commonly used for sharing and collaboration between different engineering and design teams.
Can reaConverter open STEP files?
reaConverter fully supports the STEP file format – open, edit, and export STEP files to any other popular file format with ease.
Do I need 3D or CAD software to convert STEP files?
No. reaConverter reads STEP files on its own, so the conversion needs no SolidWorks, Fusion or other CAD seat. It runs offline on your PC and handles whole folders at once, which suits model libraries, supplier deliveries and product ranges that have to reach people working in other software.
How do I change STEP to another format?
reaConverter is a user-friendly tool for converting STEP files. Once installed on your computer, it allows you to convert all your .step files at once with just a few clicks. You can even convert STEP models directly from Windows Explorer using the right-click menu — fast and convenient.
Can I convert STEP online?
If you only want to convert a few STEP files, you are welcome to try our free online STEP converter.
How can I turn STEP files on my computer to another format?
The best way to convert STEP files on your PC is to get 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 STEP.
How can I automate STEP files conversion?
reaConverter supports all the essential automation features, such as right-click сonversion and Watch Folders, for the most efficient automated file conversion in any software of its kind.
Can I convert STEP files using scripts or the command-line interface?
reaConverter provides full access to all its features from the Windows command-line shell, including the command-line step converter.
What else can I do with reaConverter?
Split STEP AssembliesConvert Gerber filesChange color spaceConvert RAW photosChange format settingsCopy metadata (EXIF, IPTC)
What formats can I convert a STEP file to?
What types of files can I convert to STEP format?
Discover More
Beyond STEP conversion
Convert .step files in batches of any size, with editing and processing applied along the way. The same tool also handles 800+ other formats, including CAD, medical imaging, and GIS.

