Image to PDF Converter — JPG & PNG to PDF Instantly

Free Image to PDF Converter — Combine Multiple Images into One PDF

Convert JPG and PNG images to PDF instantly with our free online image to PDF converter. Combine multiple images into a single PDF document with drag-and-drop reordering, customizable page sizes (A4, Letter, or fit to image), automatic orientation detection, and smooth animations. All processing happens locally in your browser—no uploads, no file size limits, and complete privacy.

Key Features

  • Combine unlimited JPG and PNG images into a single PDF
  • Drag-and-drop reordering with visual feedback and order badges
  • Page size options: A4 (210 × 297 mm), Letter (8.5 × 11 in), or fit to image size
  • Orientation options: auto-detect based on image dimensions, portrait, or landscape
  • Automatic image centering and aspect ratio preservation
  • Batch upload with multi-select support
  • Live thumbnail previews with hover controls
  • Smooth animations powered by Framer Motion
  • Real-time progress tracking during conversion
  • Toast notifications for user feedback
  • 100% client-side processing — no uploads to servers
  • No file size limits or conversion restrictions
  • Dark mode support with responsive mobile design

Comparison with Other Image to PDF Converters

Feature
SimplyUtils
iLovePDF
SmallPDF
PDF24
Client-Side Processing
✓
✗
✗
✗
Drag-and-Drop Reordering
✓
✓
✓
✓
Auto Orientation Detection
✓
✗
✗
✗
Fit to Image Size Option
✓
✗
✗
✗
Smooth Animations
✓
✗
✗
✗
Order Badges
✓
✗
✗
✗
File Size Limit
Unlimited
200 MB
5 GB (Paid)
100 MB
Registration Required
✗
For Features
For Features
✗
Progress Tracking
✓
✓
✓
✗
Dark Mode
✓
✗
✗
✗

Why Choose SimplyUtils over iLovePDF

While iLovePDF is popular, it requires uploading your images to their servers for processing. SimplyUtils processes everything locally in your browser, ensuring complete privacy for sensitive documents like receipts, contracts, or personal photos. Unlike iLovePDF which limits free users to 200 MB files, SimplyUtils has no file size restrictions. We also offer automatic orientation detection and fit-to-image-size options that iLovePDF doesn't provide, plus smooth animations and visual order badges for a better user experience.

Why Choose SimplyUtils over SmallPDF

SmallPDF restricts free users to 2 conversions per day and requires server uploads. SimplyUtils offers unlimited conversions with no daily limits and keeps everything on your device. SmallPDF charges for premium features like larger file sizes (up to 5 GB), while SimplyUtils has no file size limits for free. Our automatic orientation detection and fit-to-image-size features are unavailable in SmallPDF, even for premium users, giving you more control over your PDF output.

Why Choose SimplyUtils over PDF24

PDF24 limits free users to 100 MB files and requires server uploads for processing. SimplyUtils has no file size limits and processes everything client-side. PDF24 lacks advanced features like automatic orientation detection, fit-to-image-size options, smooth animations, and visual order badges that SimplyUtils provides. Our drag-and-drop interface with live thumbnails and hover controls makes organizing images more intuitive than PDF24's basic file list approach.

What is Image to PDF Conversion?

Image to PDF conversion is the process of embedding one or more image files (JPG, PNG, etc.) into a PDF document. This creates a universal file format that can be viewed on any device without special software, maintains image quality, and is ideal for sharing, printing, and archiving. Modern converters allow you to combine multiple images into a single PDF, customize page sizes and orientations, and reorder pages before conversion.

Understanding Page Sizes and Orientations

SimplyUtils offers three page size options: A4 (210 × 297 mm, standard international size), Letter (8.5 × 11 in, standard US size), and Fit to Image Size (creates PDF pages matching exact image dimensions). For A4 and Letter sizes, you can choose portrait (vertical), landscape (horizontal), or auto orientation. Auto orientation automatically detects whether each image is wider or taller and applies the appropriate orientation, ensuring optimal display without manual adjustment.

How Drag-and-Drop Reordering Works

SimplyUtils displays all uploaded images in a grid with visual order badges showing each image's position in the final PDF. Simply drag any image thumbnail and drop it in a new position to reorder. The interface provides smooth animations and visual feedback during dragging, making it easy to organize complex multi-image PDFs. This is particularly useful when combining scanned documents, creating photo albums, or assembling portfolios where page order matters.

Common Use Cases

  • Combine scanned document pages into a single PDF for easy sharing
  • Create photo albums or portfolios in PDF format for printing or digital distribution
  • Convert receipt photos to PDF for expense reports and accounting
  • Assemble presentation slides from image files into a shareable PDF
  • Archive multiple images in a single organized PDF file
  • Prepare design mockups or artwork collections for client review
  • Convert screenshots or diagrams to PDF for documentation

Privacy and Security

SimplyUtils processes all image to PDF conversions entirely in your browser using client-side JavaScript and the pdf-lib library. Your images never leave your device, are never uploaded to any server, and are never stored anywhere except your local machine. This approach ensures complete privacy for sensitive documents like financial records, contracts, medical documents, or personal photos. Once you close the browser tab, all image data is immediately cleared from memory.

Tips for Best Results

  • Use high-resolution images for better PDF quality, especially for printing
  • Choose "Fit to Image Size" to preserve exact image dimensions without scaling
  • Enable auto orientation to automatically match PDF page orientation to image dimensions
  • Drag images to reorder them before conversion—order badges show final sequence
  • Use A4 for international documents or Letter for US-standard documents
  • Combine similar-sized images for consistent page layouts in the PDF
  • Remove unwanted images before conversion using the trash icon on hover

Whether you're switching from iLovePDF's file limits, looking for a free alternative to SmallPDF's daily restrictions, or need better privacy than PDF24 offers, SimplyUtils delivers a complete image to PDF conversion solution. Upload your images, arrange them with drag-and-drop, customize page settings, and download your PDF—all without leaving your browser or compromising your privacy.