Is it free to convert between DGN and IGES?

Yes, Convert999 is 100% free. All conversions happen locally in your browser with no file size limits, no registration, and no watermarks.

.dgn

.iges

DGN vs IGES

Compare MicroStation Design and Initial Graphics Exchange Specification formats — understand the key differences and when to use each

Format Overview

DGN

MicroStation Design

MicroStation Design (.dgn) is a cad file format.

.dgncad

IGES

Initial Graphics Exchange Specification

Initial Graphics Exchange Specification (.iges) is a cad file format.

.igescad

DGN vs IGES: Feature Comparison

Feature	DGN	IGES
Full Name	MicroStation Design	Initial Graphics Exchange Specification
File Extension	.dgn	.iges
Category	cad	cad
Free to Convert	✓ Yes	✓ Yes
Browser Support	✓ All Browsers	✓ All Browsers
Convert to Each Other	✓ Yes	✓ Yes

When to Use DGN vs IGES

Use DGN when you need:

•Files in MicroStation Design format for maximum compatibility
•Industry-standard cad format support
•Wide software and platform compatibility

Use IGES when you need:

•Files in Initial Graphics Exchange Specification format for specific workflows
•Optimized cad format features
•Modern format advantages and smaller file sizes

Convert Between Them

DGN IGES IGES DGN

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Frequently Asked Questions

What is the difference between DGN and IGES?

DGN (MicroStation Design) and IGES (Initial Graphics Exchange Specification) are both cad file formats. DGN files use the .dgn extension while IGES uses .iges. They differ in compression, quality, compatibility, and intended use cases.

Can I convert DGN to IGES for free?

Yes! Convert999 lets you convert DGN to IGES completely free, directly in your browser. No file upload to any server, no registration needed — your files stay private on your device.

Which is better, DGN or IGES?

It depends on your use case. DGN (MicroStation Design) may be better for certain workflows, while IGES (Initial Graphics Exchange Specification) excels in others. Consider factors like file size, quality, software compatibility, and your specific needs.

Is it safe to convert files on Convert999?

Absolutely. Convert999 processes all files 100% locally in your browser. Your files are never uploaded to any server, ensuring complete privacy and security.

DGN Converter

Convert from DGN

IGES Converter

Convert from IGES

File Tools

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Convert to DGN

All sources → DGN

Convert to IGES

All sources → IGES

Format Statistics

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Feature

DGN