Is it free to convert between IGES and DGN?

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

.iges

.dgn

IGES vs DGN

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

Format Overview

IGES

Initial Graphics Exchange Specification

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

.igescad

DGN

MicroStation Design

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

.dgncad

IGES vs DGN: Feature Comparison

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

When to Use IGES vs DGN

Use IGES when you need:

•Files in Initial Graphics Exchange Specification format for maximum compatibility
•Industry-standard cad format support
•Wide software and platform compatibility

Use DGN when you need:

•Files in MicroStation Design format for specific workflows
•Optimized cad format features
•Modern format advantages and smaller file sizes

Convert Between Them

IGES DGN DGN IGES

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Learn More About These Formats

IGES Converter DGN Converter

Frequently Asked Questions

What is the difference between IGES and DGN?

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

Can I convert IGES to DGN for free?

Yes! Convert999 lets you convert IGES to DGN 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, IGES or DGN?

It depends on your use case. IGES (Initial Graphics Exchange Specification) may be better for certain workflows, while DGN (MicroStation Design) 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.

IGES Converter

Convert from IGES

DGN Converter

Convert from DGN

File Tools

Compress, resize, merge

Convert to IGES

All sources → IGES

Convert to DGN

All sources → DGN

Format Statistics

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