Unzip: Formats, File Types, and Size Limits

A practical reference for unzip files: supported input formats, size limits, and how to get the best output. Every file stays on your device.

Published August 28, 20264 min read

Formats, file types, and size limits for Unzip

Knowing what Unzip Files accepts makes your workflow smoother.

The tool works with ZIP, X-ZIP-COMPRESSED.

Format	MIME type	Status
ZIP	`application/zip`	Supported
X-ZIP-COMPRESSED	`application/x-zip-compressed`	Supported

Unzip Files processes up to 100 MB. Because everything runs in your browser, the practical limit is your device's memory — not a crowded server.

Use the newest formats you can for the best quality-to-size balance
When quality matters, choose lossless options; when sharing, choose compact ones
Keep a backup of your original input before processing

Unzip Files handles ZIP, X-ZIP-COMPRESSED and up to 100 MB with no file ever leaving your device.

Unzip Files works with ZIP, X-ZIP-COMPRESSED.

Unzip Files handles up to 100 MB because processing happens locally in your browser.

Yes — process as many as you need. There are no daily or monthly caps.