PDF Margin Remover
Crop white margins from PDF pages automatically. Maximize text area.
Click or Drag PDF Here
Maximum file size: 20MB
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What is This Tool?
Remove white margins from PDF pages online for free. This tool automatically detects and crops excess white space from scanned documents or ebooks, making text larger and easier to read on mobile devices.
Large margins waste screen space, especially on phones and tablets. Our tool analyzes each page, finds the content boundaries, and crops out the empty space while keeping a small padding for readability.
How to Use
Upload PDF - Drag and drop your PDF. Files up to 20MB supported. Processing in browser.
Adjust Settings - Set margin detection threshold and desired padding. Preview cropped area.
Crop & Download - Tool removes margins, resizes pages to fit content, downloads optimized PDF.
Frequently Asked Questions
Will this cut off text?
No, the tool detects where text ends. You can also add safety padding.
Does it work on all pages?
Yes, it analyzes each page individually to ensure optimal cropping.
Is my data secure?
Yes. All processing in browser.
Can I crop manually?
This tool is automatic. For manual control, use our Auto-Crop PDF tool.
What's the file size limit?
Supports PDFs up to 20MB.