free
Resize PDF — free
Resize PDF pages to A4, Letter or custom size online for free.
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Click or drag a PDF file here
PDF files only
How to use Resize PDF
1
Upload your PDF file
Click the blue 'Choose File' button in the center of the page or drag and drop your PDF directly into the upload zone. The file uploads instantly to your browser.
2
Select your target page size
Choose from preset options (A4, Letter, A3, A5) using the radio buttons on the left panel, or click 'Custom Size' to enter exact width and height dimensions in inches or centimeters.
3
Adjust scaling if needed
Toggle the 'Scale content to fit' checkbox if you want text and images to automatically adjust. Leave unchecked to maintain original content size with blank space.
4
Download your resized PDF
Click the green 'Download PDF' button at the bottom. Your file downloads immediately with the new dimensions applied to all pages.