Resize PDF to A4 — Standardize Page Sizes
Convert mixed-size PDF pages (Letter, Legal, photos) into uniform A4 for clean printing. Free, private.
🔒 Files are processed on your device — nothing is ever uploaded to a server
Merged documents often mix page sizes and print badly. This tool scales every page onto a uniform A4 canvas so the printout looks professional.
How it works
- Open the PDF with mixed page sizes.
- Click Resize — every page is fitted to A4 while keeping proportions.
- Download and print with confidence.
Why MyPDF
- Truly private — Everything runs inside your browser. Your files are never uploaded, stored, or seen by anyone — unlike most online PDF sites.
- Free with no sign-up — No account, no daily limits on core tools, no watermarks added to your files.
- Fast — No upload/download round-trip to a server. Large files start processing instantly.
- Works everywhere — Any modern browser on Windows, Mac, Linux, Android, or iPhone. Installable as an app (PWA).
FAQ
Does content get cropped?
No — pages are scaled to fit inside A4, never cropped.
Is it safe for confidential documents?
Yes. Processing happens locally in your browser (client-side). You can even disconnect from the internet after the page loads and most tools keep working.