OnlyFormat

Image to PDF Converter

Combine multiple images into a single PDF. Supports JPG, PNG, WebP.

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Why Convert Images to PDF?

PDF (Portable Document Format, ISO 32000) is the universal document standard. Converting multiple images into a single PDF is useful for: document scanning (camera photos of receipts, contracts, IDs), photo albums, multi-page invoices, portfolio submissions, and archival where one file is easier to manage than 50 image files.

Compared to ZIP archives of images, PDFs preserve viewing order, allow page numbers, support text overlays, and open in any PDF reader (Preview, Adobe Reader, browser tabs). They’re also accepted by virtually every business form/portal.

Common use cases

  • Scanned documents: photograph each page with phone, combine into one PDF for emailing or upload
  • Receipts & expense reports: bundle monthly receipts for accounting software
  • Travel docs: visa/passport/booking photos in one searchable file
  • Photo books: create a print-ready PDF from photo collections
  • Property listings: combine room photos for real estate or rental ads
  • Education: consolidate textbook page photos for studying

How to Use

  1. Drag & drop images in the order you want them — each image becomes one PDF page.
  2. Supported formats: JPG, PNG, WebP. (Convert HEIC, AVIF, BMP first using the appropriate converter tool.)
  3. Click Create PDF — the page size adapts to each image’s dimensions automatically.
  4. Download the resulting PDF.

Privacy: All conversion runs in your browser via PDF generation libraries. No uploads.

Quality tips

  • Pre-resize for smaller PDFs: use the Image Resizer tool first to bring photos to ~2000 px on the long edge — sufficient for screen viewing and printing
  • Compress JPG quality before adding: 85% quality is invisible to the eye but cuts size 50-70% — use the Image Compressor tool
  • Consistent orientation: rotate phone photos before adding (PDF doesn’t auto-rotate based on EXIF in all viewers)
  • For scanned text: use higher DPI sources (300+ DPI for OCR readability)

Why PDF Beats Sending Loose Images

Attaching fifteen photos of a document to an email produces fifteen files that arrive in whatever order the mail client feels like, that the recipient has to open one at a time, and that no one can print in a single action. The same fifteen images as a PDF form one document with a fixed page order that scrolls, prints, and archives as a unit.

This is why almost every form that asks for scanned documents — visa applications, insurance claims, expense reports, rental agreements, school enrolment — asks specifically for a PDF. It is not bureaucratic preference; a single ordered document is genuinely easier to process.

It also means one file to name, one file to sign, and one file to attach.

Page Order, Orientation, and Size

Images become pages in the order they appear in the list, so arrange them there before converting. If you are photographing a multi-page document, naming the files 01, 02, 03 before selecting them makes the order predictable regardless of how your operating system sorts them.

Each page takes its orientation from its image, so a mix of portrait and landscape photos produces a document with mixed page orientations. That is usually what you want for photographed documents, and occasionally surprising if you expected uniform pages.

Images are placed at their natural aspect ratio without cropping, so nothing is cut off. A very wide panorama becomes a very wide page rather than a cropped rectangle.

FAQ

Can I reorder the pages?

Currently, pages appear in the order you add the files. Add them in the desired sequence, or rename files numerically (01-cover.jpg, 02-page.jpg, ...) and select them all at once.

Why is my PDF so large?

Each image is embedded at full resolution. A 5 MB photo + 20 photos = 100 MB PDF. Compress images first using the Image Compressor tool. JPG at 85% quality is essentially indistinguishable from original.

Does the PDF support text search (OCR)?

No — this tool produces image-only PDFs. For text-searchable PDFs from images, use Adobe Acrobat OCR or services like Tesseract OCR. Image-only PDFs work for visual review but text inside images can’t be searched.

Can I add multiple pages from PDFs?

This tool converts images to PDF. To merge existing PDFs, use the PDF Merge tool. For PDF pages → images → new PDF workflow, use PDF to Image first, then add the resulting images here.

How many images can I add?

Limited by browser memory. Up to ~50 high-resolution images works smoothly. For larger batches, split into multiple PDFs and merge afterward.

What order will the pages be in?

The order the files appear in the list. Rename them with numeric prefixes before selecting if the sequence matters.

Is image quality reduced?

The images are embedded rather than re-rendered, so what you see in the PDF is what you supplied. Very large photos produce a correspondingly large PDF.

Can I mix portrait and landscape images?

Yes. Each page takes its orientation from its image, so the document can contain both.

Will the text in my photographed document be searchable?

No. Photographs of text are images, and this tool does not run OCR. Searchable text requires an OCR step, which is a different kind of tool.

Which image formats can I use?

The common ones — JPG, PNG, WebP, and others your browser can decode. HEIC photos from an iPhone should be converted to JPG or PNG first.

⚠️ Reference Only

Output is generated based on your input and is provided for reference. Results may vary depending on your specific use case, edge cases, or environment-specific behavior. We do not guarantee accuracy of conversions, validations, or computed values.

Always verify critical outputs against official documentation or production environments. We are not responsible for any decisions or losses based on these tool results.