Image to PDF Converter Online
Combine multiple JPG, JPEG, PNG, and WebP images into a single professional PDF document. Reorder pages, select A4 or Letter sizes, and download directly in your browser.
Quick PDF Target Sizes (Govt Portals)
Select or Drag Multiple Images Here
Select JPG, PNG, or WebP photos. You can reorder pages and customize paper size before creating your PDF.
Standard Document Page Sizes & DPI Resolution Chart for PDF
Official physical dimensions and print resolutions (300 DPI) for document compilation and printing.
| Paper Format | Millimeters (mm) | Inches (in) | Pixel Dimensions (300 DPI) | Standard Usage |
|---|---|---|---|---|
| A4 Document (Standard) | 210 × 297 mm | 8.27 × 11.69 in | 2480 × 3508 px | Govt Forms, Marksheets, Resumes |
| US Letter (North America) | 216 × 279 mm | 8.50 × 11.00 in | 2550 × 3300 px | US Visa, Academic Portfolios |
| US Legal | 216 × 356 mm | 8.50 × 14.00 in | 2550 × 4200 px | Affidavits, Agreements, Deeds |
| Fit to Image (Original) | Auto (100% Native) | Dynamic | Zero Crop Loss | Receipts, Invoices, Artwork |
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Frequently Asked Questions
How do I convert multiple pictures into a single PDF file?
Click "Select Images" or drag all your JPG, PNG, and WebP photos into the upload box. Arrange the page order using the up and down arrow buttons, pick your preferred page size (A4, Letter, or Fit Image) and margin, then click "Convert to PDF" to download immediately.
Are my uploaded documents and photos safe?
Absolutely. SizeSnap converts images to PDF 100% client-side inside your browser’s local sandbox using WebAssembly and canvas rendering. Your files are never sent over the internet or saved to any cloud storage.
Can I reorder the sequence of pages before creating the PDF?
Yes. Each uploaded image displays its assigned page number with accessible Move Up and Move Down buttons. The final PDF will match your arranged sequence precisely.
Which paper size should I select for printing in India and Europe?
Standard A4 is the default and universally accepted format across India, Europe, and Asia for government forms, visa applications, and office printers. For North American documents, select US Letter.
Can I convert WebP images or transparent PNG logos to PDF?
Yes. SizeSnap automatically translates WebP and alpha PNG images into clean PDF-compliant image streams without distortion or corrupted backgrounds.