Converting images to PDF assembles JPG, PNG, or WebP pictures into a single PDF document. You select the images, set page size and fit, and create the PDF — your photos are read and combined in your browser.
Yes, as long as the browser can decode the image format (JPG and PNG are the most reliable).
Yes. Choose the page size, fit, margin, and orientation before creating the PDF.
No. The images are read and assembled locally in your browser.