Local In-Browser Processing
Crop PDF Margins Online
Crop margins and unwanted borders from PDF pages online. Set custom trim margins in points and apply across all pages. Processed locally in your browser.
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How to use Crop PDF
- 1
Upload your PDF document.
- 2
Configure adjustments: clean metadata, flatten fields, select page sizes, or set cropping coordinates.
- 3
Click the conversion action button.
- 4
Download the processed PDF file.
Capabilities
- Flattens interactive form values permanently
- Wipes identifying metadata attributes instantly
- Applies crop margins to page mediaBox sizes
- Standardizes page dimensions to Letter/A4
Privacy & Processing
This tool operates in a sandbox directly inside your web browser. All parsing, processing, and downloads are rendered locally. Your file size, metadata, and contents never cross the network. It works completely offline.
Frequently Asked Questions
What does flattening a PDF do?
It turns form fields and text areas into static elements on the page, locking user updates.