Paper sizes we actually use
A4 is 210×297 mm. US Letter is 8.5×11 in. US Legal is 8.5×14 in. USCIS paper filing wants letter-size copies — confirm the current form; we do not submit. Last checked: September 2026.
PDF / Paper
Resize a PDF to A4, Letter, or Legal
Scales each page onto A4, US Letter (8.5×11 in), or US Legal (8.5×14 in). Margins may grow. Confirm the printer or portal.
Last checked: September 2026. Confirm millimetres, pixels, and KB on the official form. Not a government website.
Upload
Drop a PDF, or browse
Content is scaled onto A4, US Letter, or US Legal. Margins may grow. Confirm print settings.
Choose file01
Drop
Drop a PDF. Pick A4, US Letter, or US Legal.
02
Preset applied
Check the live pages.
03
Download
Download. Content is scaled onto the new paper. Margins may grow.
FAQ
Questions, answered
USCIS mail?Open
USCIS paper filing wants letter-size 8.5×11 in copies. Confirm the current form. We do not submit.
A4 only?Open
Letter to A4 and A4 to Letter are the same engine with the other paper pre-selected.
Is the file uploaded?Open
No. Work runs in this browser tab. Close it and the PDF is gone.
Related systems
Continue in the suite
01 / pdf
A4 to Letter
Scales each page onto 8.5×11 in. Margins may grow. Confirm print settings.
02 / pdf
Letter to A4
Scales each 8.5×11 in page onto A4. Common for UK/EU print. Confirm the printer.
03 / pdf
PDF 2-up
Consecutive pages are paired onto one sheet. Vectors are copied, not rasterised. For print-and-save paper.