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About Image to PDF

What it does

Image to PDF turns one or more images into a single PDF document — each image becomes a page, in the order you choose. It accepts JPG, PNG, WebP and HEIC, and lets you reorder, rotate, and set the page size (fit-to-image, A4 or Letter) before downloading.

How it works

  • The PDF is assembled in the browser with pdf-lib.
  • JPG and PNG images are embedded directly — no re-compression, no quality loss.
  • WebP and HEIC (and any rotated image) are drawn to a canvas and re-encoded once at your chosen quality, since PDF can only embed JPEG and PNG. HEIC is decoded via a lazily-loaded converter so non-HEIC users never download it.
  • Page layout (fit / A4 / Letter, orientation, margin) is computed per image and the picture is centered to fit.

Limits

  • Max 30 MB per image.
  • One image per page in this version; multi-image page grids are planned.

Privacy

Browser-only, like every ChoreCrush tool. Your images are read into memory, converted locally, and downloaded as a blob. Nothing is uploaded.

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