Image to PDF

Combine one or more images into a single PDF document with page layout control (page size, orientation, fit mode, margin).

What It Does

Combines one or more images into a single PDF document. Supports page size selection, orientation, fit modes, and margin control.

When to Use

• Convert scanned images into a PDF document
• Combine multiple photos/screenshots into one PDF
• Create a PDF portfolio from image files

Required Inputs

Provide one of:

• image_url — single image URL
• image_urls — array of image URLs
• images_base64 — array of base64-encoded images
• Multipart upload with file field(s)

Authentication

Send your API key in the CLIENT-API-KEY header.

Get your free API key at https://pdfapihub.com. Full API documentation is available at https://pdfapihub.com/docs.

Use Cases

• Scanned Document Assembly — Combine scanned pages into a single PDF document
• Photo Portfolio — Create a PDF photo book or portfolio from multiple images
• Insurance Claims — Bundle damage photos into one PDF for submission
• Real Estate Listings — Combine property photos into a downloadable PDF brochure
• Medical Records — Assemble scanned medical documents into a single patient file
• ID Document Bundles — Combine front/back scans of IDs into one PDF

Key Options

Parameter	Description
page_size	A4, Letter, Legal, A3, A5, or original
orientation	portrait or landscape
fit_mode	fit (default), fill, stretch, original
margin	Padding in points (0–200)
output	url (default), base64, both, file

Limits

• Max 100 images per request

Example Usage

bash

curl -X POST https://pdfapihub.com/api/v1/convert/image/pdf \
  -H "CLIENT-API-KEY: your_api_key" \
  -H "Content-Type: application/json" \
  -d '{
    "image_urls": ["https://pdfapihub.com/sample.jpg", "https://pdfapihub.com/sample-invoicepage.png"],
    "page_size": "A4",
    "orientation": "portrait",
    "fit_mode": "fit",
    "margin": 36,
    "output": "url"
  }'