PDF Page Resizer
Change PDF page size to A4, Letter, A3 or A5 — local.
How to use PDF Page Resizer
Follow these steps — everything happens instantly in your browser.
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Step 1. Drop a PDF onto the zone.
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Step 2. Choose a target size — A4, Letter, A3 or A5.
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Step 3. Pick a mode — Scale to fit (changes content size) or Pad (keeps content, adds margins).
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Step 4. Click “Resize & download”.
Why use this tool
Private by design
All processing happens locally in your browser. Open DevTools → Network and you'll see zero file uploads. Ever.
Instant
No upload wait, no queue, no server round-trip. Results appear the moment you drop a file.
Free & unlimited
No accounts, no watermarks, no daily caps. Use it as many times as you like, forever.
Works everywhere
Desktop, tablet or phone — every tool is responsive and installable as a PWA for offline use.
Frequently asked questions
Everything you might want to know about pdf page resizer.
Crop PDF
Set the visible crop box on every page with margin controls.
Rotate PDF
Rotate every page in a PDF by 90°, 180° or 270° — no upload.
Compress PDF
Re-pack a PDF to shrink its file size — local, private, instant.
PDF Metadata Editor
View and edit PDF title, author, subject & keywords — locally.