Qevirov1.0
New

Crop PDF

Trim margins, cut out headers/footers, and crop PDF pages to custom dimensions. Apply crop boundaries to specific pages or the entire document directly inside your browser.

Processed locally in your browser — zero files uploaded to cloud

Drop your crop pdf files here

Select a document from your computer or phone

Supports: .pdf application/pdf•Up to 50 MB

How to Use Crop PDF Online

Execute your document operations in 3 simple steps directly in your web browser.

1

Upload PDF

Select or drop your PDF document into the crop workspace.

2

Adjust Margin Sliders

Set top, bottom, left, and right margin percentages to trim unwanted borders.

3

Crop & Save

Click "Crop PDF" and download your clean, trimmed document immediately.

Technology & Architecture

What Does Crop PDF Do & How Does It Work?

Qeviro Crop PDF updates the CropBox and MediaBox attributes of target PDF page dictionaries in accordance with the ISO 32000-2 specification, cleanly framing the visible document canvas without re-rasterizing content.

Lossless Vector Preservation

Modifies page bounding boxes directly without compressing or rasterizing typography.

Batch or Single Page Application

Apply the same margin crop to all pages or target specific page intervals.

Practical Workflows

Common Crop PDF Use Cases

Removing Printer Marks & Bleeds

Trim crop marks, color bars, and excess printer bleed margins from publications.

eReader & Tablet Optimization

Crop wide white margins from research papers to maximize readability on iPad/Kindle.

Quality Expectations & Tradeoffs

100% lossless bounding box modification. All vector shapes, fonts, and graphics remain intact.

Technical Specifications

Method:ISO 32000-2 CropBox & MediaBox Adjustment
Engine:pdf-lib Page Box Modifier

In-Depth Tutorials & Related Guides

Master professional document and image manipulation techniques.

View All Guides

Frequently Asked Questions

Common questions about crop pdf processing, security, and formats.

Does cropping reduce PDF file size?

Cropping changes the visible viewport box. If you also wish to reduce file weight, pass the cropped PDF through our Compress PDF tool.

Can I crop all pages in the PDF simultaneously?

Yes. You can apply identical margin crops across every page or customize dimensions for specific pages.

Does cropping reduce the PDF file size?

Cropping modifies the visible MediaBox/CropBox viewing boundaries. To reduce file size further, use our Compress PDF tool.

Can I undo cropping if I cut too much margin?

Yes! You can adjust the margin sliders interactively in the preview before saving your final document.

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