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PDFNova

Convert

JPG, PNG and WebP to PDF

Turn photos of receipts, worksheets, ID copies for your own records or a stack of scans into a single, evenly laid-out PDF. Each image becomes one page.

Your files never leave this device.

Everything runs in this browser tab — there is no upload step and no server that could receive your document. To check: once this page has loaded, turn off Wi-Fi or switch your browser to offline mode, then use the tool. It still works. More ways to verify

JPG, PNG or WebP — one page per image

How to use

  1. Choose your images (JPG, PNG or WebP). You can add more later.
  2. Arrange them by dragging or with the arrow buttons — the list order is the page order.
  3. Pick a page size (A4, US Letter, or the same size as each image), an orientation and a margin. The preview shows how page 1 will look.
  4. Select Create PDF and download the result.

How it works

Each image is scaled to fit inside the page area left after the margins, keeping its proportions, and centred. The scale factor is the smaller of (available width ÷ image width) and (available height ÷ image height). A4 is 595.28 × 841.89 points and US Letter 612 × 792 points (1 point = 1/72 inch). With "same as image", each pixel counts as 0.75 points — the 96-pixels-per-inch convention browsers use for printing — and the margin is added around it.

JPEG and PNG files are embedded exactly as they are, so there is no extra quality loss. Phone photos often carry an EXIF orientation tag that says "display me rotated"; because PDFs ignore that tag, such photos are redrawn upright first and re-encoded as high-quality JPEG. WebP cannot be embedded in a PDF, so it is converted the same way.

Worked example

A 3000 × 4000-pixel portrait photo placed on A4 with a 13 mm (36-point) margin has 523.28 × 769.89 points available. The width ratio is 523.28 ÷ 3000 ≈ 0.1744 and the height ratio 769.89 ÷ 4000 ≈ 0.1925, so the width limits it: the photo is drawn 523.28 × 697.7 points and centred with about 72 points of space above and below.

Limitations

  • Transparent areas in PNG or WebP images become white when re-encoding is needed; PNGs embedded directly keep their transparency.
  • The tool does not crop, straighten or enhance photos. See the guide on making a clean PDF from phone photos for tips.
  • Images are not compressed further; ten 5 MB photos make a PDF of roughly 50 MB.
  • HEIC photos from iPhones are not supported; set the camera to "Most Compatible" or export as JPEG first.

Questions

Will my photos lose quality?

JPEG and PNG files are placed into the PDF byte for byte. Only photos that need rotating and WebP files are re-encoded, at high JPEG quality.

Why did a sideways photo come out upright?

Your phone stored it sideways with a note saying how to turn it. The tool reads that note and fixes the rotation so the page matches what you saw on screen.

Can I put two images on one page?

Not currently; each image gets its own page.

Which page size should I pick?

Use A4 outside North America and US Letter inside it if the file may be printed. Use "same as image" for screenshots or anything only viewed on screen.