Resize PDF for Printing
Resize PDF pages to A4, Letter, or popular KDP book sizes such as 5×8, 5.5×8.5, 6×9, and 8×10. Add mirrored gutter margins locally in your browser.
Select PDF File
Click to upload or drag and drop your PDF file here
Browser-Based Processing
For your privacy, all processing happens directly in your browser. This means:
- Your PDF never leaves your device, ensuring total privacy
- No file size limits typically imposed by server-based tools
- Instant processing without upload/download delays
- Works offline — no internet connection required after the page loads
How to Resize a PDF for Printing
1. Upload Your PDF
Select or drag your PDF file into the upload area. Your file stays on your device and is never uploaded to any server.
2. Choose Page Size
Pick A4, Letter, or a KDP trim size such as 5×8, 5.5×8.5, 6×9, or 8×10 inches, or enter custom dimensions.
3. Resize PDF
Click "Resize PDF" to rescale every page. Keep the aspect ratio locked, then add a gutter and mirrored margins for book interiors.
4. Download Result
Download your resized PDF instantly. All pages are scaled to your chosen dimensions.
Why Use This PDF Print Resizer?
Standard & Custom Sizes
Choose A4, Letter, Legal, or common Amazon KDP trim sizes including 5×8, 5.5×8.5, 6×9, and 8×10 inches.
Complete Privacy
All resizing happens locally in your browser. Your PDF never leaves your device — no uploads, no data sharing.
Preserves Quality
Content is rescaled as high-resolution objects. Text, images, and vector graphics remain sharp and clear after resizing.
Aspect Ratio Lock
Optionally maintain the original aspect ratio so content is centered on the new page without stretching or distortion.
All Page Formats
Prepare a book interior or printable document with facing-page gutter space while keeping the original file on your device.
Works on Any Device
Use on desktop, tablet, or mobile. No software installation needed — just open the page and resize your PDF instantly.