Is it free to convert between DMG and ARJ?

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

.dmg

.arj

DMG vs ARJ

Compare Apple Disk Image and ARJ Archive formats — understand the key differences and when to use each

Format Overview

DMG

Apple Disk Image

Apple Disk Image (.dmg) is a archive file format.

.dmgarchive

ARJ

ARJ Archive

ARJ Archive (.arj) is a archive file format.

.arjarchive

DMG vs ARJ: Feature Comparison

Feature	DMG	ARJ
Full Name	Apple Disk Image	ARJ Archive
File Extension	.dmg	.arj
Category	archive	archive
Free to Convert	✓ Yes	✓ Yes
Browser Support	✓ All Browsers	✓ All Browsers
Convert to Each Other	✓ Yes	✓ Yes

When to Use DMG vs ARJ

Use DMG when you need:

•Files in Apple Disk Image format for maximum compatibility
•Industry-standard archive format support
•Wide software and platform compatibility

Use ARJ when you need:

•Files in ARJ Archive format for specific workflows
•Optimized archive format features
•Modern format advantages and smaller file sizes

Convert Between Them

DMG ARJ ARJ DMG

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Frequently Asked Questions

What is the difference between DMG and ARJ?

DMG (Apple Disk Image) and ARJ (ARJ Archive) are both archive file formats. DMG files use the .dmg extension while ARJ uses .arj. They differ in compression, quality, compatibility, and intended use cases.

Can I convert DMG to ARJ for free?

Yes! Convert999 lets you convert DMG to ARJ 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, DMG or ARJ?

It depends on your use case. DMG (Apple Disk Image) may be better for certain workflows, while ARJ (ARJ Archive) 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.

DMG Converter

Convert from DMG

ARJ Converter

Convert from ARJ

File Tools

Compress, resize, merge

Convert to DMG

All sources → DMG

Convert to ARJ

All sources → ARJ

Format Statistics

Trends & data 2025

More Format Comparisons

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Feature

DMG

ARJ

Full Name