↔️ Resize PDF

Change PDF page size to A4, Letter, A3, or custom dimensions

🔒 Your image never leaves your device. All processing happens locally in your browser using pdf-lib (client-side). No upload, no server, no tracking.

Features

  • Standard Sizes — A4, Letter, Legal, A3, A5, Tabloid — all common sizes covered.
  • Custom Dimensions — Enter exact width and height in mm, inches, or points.
  • Keep Aspect Ratio — Optionally fit content without distortion.
  • 100% Private — Runs in your browser.

How It Works

  1. Upload PDF — Drop your file.
  2. Pick size — Choose a preset or enter custom dimensions.
  3. Apply — Click Resize & Save.
  4. Download — Save the resized PDF.

Use Cases

  • Convert Letter to A4 for international printing
  • Shrink large-format PDFs for mobile viewing
  • Match corporate template size requirements

Frequently Asked Questions

Will content be scaled or cropped?

You choose: fit (scales to the new size) or crop (keeps original scale, crops to the new size).

Can I set different sizes per page?

Not in one pass. Process separate sections and merge, or use page-by-page mode.

Upload to server?

No. Runs in your browser.

Related Tools

  • ✂️ Crop PDF — Remove white space or crop pages to a specific region
  • 🗜️ Compress PDF — Reduce PDF file size with adjustable quality levels
  • 🔄 Rotate PDF — Fix sideways scans or flip specific pages — entirely in your browser
  • 📑 Merge PDF — Merge multiple PDF files into a single document — all in your browser