Resize PDF Pages
Change PDF page dimensions to international standard sizes (A4, US Letter, A3, Legal) or custom dimensions with proportional content scaling.
Drop your PDF here
or browse to change page dimensions
Select one file · Processed 100% locally
How to Use Resize PDF Pages
Upload PDF
Drop the document whose page dimensions you want to modify.
Select Target Size
Choose standard A4, US Letter, A3, Legal, or custom dimensions.
Resize & Download
Scale pages into the new canvas and download the resized document.
Capabilities & Features
- •Standard sizes: A4, US Letter, A3, Legal
- •Orientation options: Portrait, Landscape, or Auto
- •Content scaling: Fit to page with proportional aspect ratio preservation
- •Lossless vector embedding using pdf-lib embedPage
Important Notes & Limitations
- •Extreme aspect ratio differences (e.g. square to tall legal) may show letterbox margins to prevent distortion.
Client-Side Privacy Guarantee
When using Resize PDF Pages, your files, extracted text, and document metadata are processed exclusively inside your browser using client-side JavaScript, WebAssembly, and native Web Crypto APIs. Your document data is never sent to our servers or any cloud service. Once you close this tab or click clear, volatile memory is automatically released.
Frequently Asked Questions
Will resizing stretch or distort my text?
No, content is scaled proportionally to fit the new page boundaries without stretching.
Can I convert Letter to A4 for international printing?
Yes, this is one of the most popular uses for this tool.
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