Images to PDF
Convert multiple JPG and PNG images into a single PDF file. Reorder photos, set margins, choose page size and orientation. Everything runs directly in your browser — your files never leave your device.
Click to choose JPG/PNG images
or drag & drop here
Images (drag to reorder)
PDF Settings
Understanding Images to PDF Conversion
Converting images to PDF combines multiple image files (JPG, PNG) into a single, universally compatible document format. Unlike simple image compression or merging tools, a proper Images to PDF converter allows you to control page dimensions, margins, orientation, and image placement to create professional-looking documents suitable for printing, archiving, or digital submission.
Why PDF Instead of Image Formats?
PDF (Portable Document Format) maintains consistent appearance across all devices and operating systems, supports multiple pages in a single file, can be password-protected, and is universally accepted by government agencies, universities, and businesses. Image formats like JPG or PNG are great for photos but lack the document structure needed for formal submissions.
This tool performs the conversion entirely in your browser using modern web technologies. No images are uploaded to servers, ensuring complete privacy for sensitive documents like identity cards, financial records, or personal photos. The conversion happens locally, meaning it works even without an internet connection once the page is loaded.
Real-World Use Cases with Examples
Example 1: Rental Application Documents
Scenario: Sarah needs to apply for an apartment rental. The landlord requires ID proof, address proof, and recent pay slips uploaded as a single PDF.
Settings Used: A4 page size, Portrait orientation, Medium margins. All documents standardized to the same format for professional appearance.
Example 2: Expense Report Receipts
Scenario: A business traveler needs to submit expense receipts from a 5-day trip. Each receipt was photographed with a phone camera.
Key Benefit: Individual rotation for each image ensures all receipts are readable. Auto orientation would have misaligned some landscape receipts.
Example 3: University Application Portfolio
Scenario: An art student needs to submit a digital portfolio for university admission. The portal accepts only PDF files under 20MB.
How PDF Helps: PDF compression reduces file size while maintaining visual quality. Using "Fit to Page" scaling ensures consistent presentation across all artwork.
Example 4: Medical Records Organization
Scenario: A patient needs to share medical test results with a specialist. The tests were done at different labs over 6 months.
Privacy Tip: After creating the PDF using this tool, use a separate PDF password protection tool to secure sensitive medical information before sharing.
Example 5: School Project Submission
Scenario: A student created a handwritten science project. The school's online portal only accepts PDF submissions, not individual images.
Student Tip: Use "Letter" page size (8.5×11 inches) to match standard notebook paper. Ensure all pages are rotated correctly before creating PDF.
When You Need Images to PDF Conversion
📋 Official Documents
- • Visa and passport applications
- • Job application supporting documents
- • University admission portfolios
- • Government form submissions
- • Legal contract supporting evidence
- • Insurance claim documentation
💼 Business & Finance
- • Expense reports with receipts
- • Invoice and billing records
- • Financial statements compilation
- • Audit supporting documents
- • Tax filing attachments
- • Business proposal image assets
🏠 Personal Use
- • Rental or mortgage applications
- • Medical records organization
- • Family photo albums for printing
- • Recipe collections from photos
- • Travel itinerary and confirmations
- • Home inventory for insurance
🎓 Education
- • Handwritten assignment submission
- • Project documentation with photos
- • Research paper image compilation
- • Certificate and diploma backup
- • Study notes from whiteboard photos
- • Art and design portfolios
Page Size Guide: Which to Choose?
Choosing the right page size affects how your images appear in the final PDF. Here's a comparison of standard page sizes:
| Page Size | Dimensions | Best For |
|---|---|---|
| Fit to Image | Varies (matches image) | Photo albums, preserving original aspect ratio |
| A4 | 210 × 297 mm (8.3 × 11.7 in) | International standard, most common worldwide |
| Letter | 8.5 × 11 inches (216 × 279 mm) | US standard, office documents, school papers |
| Legal | 8.5 × 14 inches (216 × 356 mm) | Legal documents, contracts (US) |
| Square | 700 × 700 pt (9.7 × 9.7 in) | Instagram posts, social media graphics, art prints |
Pro Tip: When to Use Each Size
Fit to Image: Best when preserving original dimensions is critical (e.g., artwork, certificates).
A4/Letter: Use for documents that will be printed or submitted to institutions.
Custom: Ideal for specific print requirements (posters, banners, brochures).
Best Practices for High-Quality PDFs
1. Image Quality Guidelines
- Minimum Resolution: 300 DPI for documents that will be printed, 150 DPI for screen-only viewing
- File Format: Use PNG for text/screenshots (crisp edges), JPG for photos (smaller file size)
- Lighting: Ensure scanned documents have even lighting with no shadows or glare
- Focus: Take clear, sharp photos — blurry images won't improve in PDF format
2. Organization Tips
- Naming Convention: Name images sequentially (page_01.jpg, page_02.jpg) for automatic ordering
- Chronological Order: For receipts or records, arrange by date (oldest to newest or vice versa)
- Grouping: Keep related documents together (all ID proofs, then all address proofs)
- Page Count: Check portal file size limits before creating massive PDFs
3. File Size Management
Typical PDF sizes based on image count and quality:
- • 5 phone photos (medium quality): ~2-4 MB
- • 10 scanned documents (high quality): ~8-12 MB
- • 20 professional photos (high resolution): ~25-40 MB
Tip: If file size exceeds requirements, reduce image dimensions before conversion or use fewer images per PDF.
4. Privacy and Security
- Sensitive Data: Never use online converters that upload files for ID cards, medical records, or financial documents
- This Tool: Processes everything locally in your browser — images never leave your device
- Password Protection: After creating PDF, use a separate tool to add password protection if needed
- Metadata: Be aware that photos may contain EXIF data (location, camera info) embedded in the PDF
How to Convert Images to PDF
Upload Your Images
Click the upload box or drag and drop multiple JPG/PNG files. You can add as many images as needed.
Arrange
Drag images to reorder them. Remove unwanted images with the X button.
Choose PDF Settings
Select page size (A4, Letter, or Fit to Image), orientation, margins, and scaling options. Preview your settings before creating.
Create and Download
Click "Create PDF" and wait for processing. Download your PDF file or share it directly using the Share button.
Frequently Asked Questions
Which image formats are supported?
This tool supports JPG, JPEG, and PNG image formats. These are the most common image types from cameras, phones, and scanners. WebP, HEIC, GIF, and BMP formats are not currently supported.
Are my images uploaded to any server?
No. All conversion happens 100% locally in your browser using JavaScript. Your images never leave your device, making this tool completely private and secure for sensitive documents like ID cards, medical records, or financial papers.
Is there a file size or image count limit?
There's no hard limit imposed by the tool, but practical limits depend on your device's memory and processing power. Most modern devices can handle 50-100 images easily. If you experience slowness, try processing in smaller batches or reducing image resolution before upload.
Can I reorder images after uploading?
Yes! Simply drag and drop images in the preview grid to rearrange their order. This determines the page sequence in your final PDF. You can also rotate individual images and remove unwanted ones before creating the PDF.
Why does creating a PDF take longer with many images?
Processing high-resolution images requires significant memory and computation. Each image needs to be decoded, scaled, and embedded into the PDF structure. Larger images (5MB+) or many images (50+) will naturally take longer. The process typically takes 1-5 seconds per image depending on device speed.
Will image quality be reduced in the PDF?
Image quality is preserved as much as possible. However, PDF compression may reduce file size slightly. If you choose a page size smaller than your image dimensions and use "Fit to Page" scaling, images will be downscaled proportionally. For maximum quality, use "Fit to Image" page size or "Original Size" scaling.
Can I add page numbers or watermarks?
This tool focuses on simple image-to-PDF conversion and doesn't currently support text overlays, page numbers, or watermarks. For these advanced features, create your basic PDF here first, then use a separate PDF editor tool to add annotations.
What's the difference between "Fit Page" and "Fit Width" scaling?
Fit Page: Scales the image to fit entirely within the page boundaries (including margins), maintaining aspect ratio. Best for most uses.
Fit Width: Scales the image to match the page width exactly. Tall images may extend beyond page height.
Original Size: Keeps image at its actual dimensions, cropping if larger than the page.
Can I password-protect the PDF?
This tool creates standard, unprotected PDF files. If you need password protection or encryption for sensitive documents, use a separate PDF security tool after creating your PDF here. Many free PDF password protection tools are available online.
Does this work offline?
Yes! Once the page is loaded, all processing happens in your browser without needing an internet connection. You can even bookmark this page or save it for offline use. However, you need internet to initially load the page and the required JavaScript libraries.
What if my images have different orientations?
Use the rotate button on each image thumbnail to fix orientation before creating the PDF. You can rotate images individually 90 degrees at a time, or use the "Rotate All" button to rotate all images simultaneously. This is especially useful for scanned documents or phone photos.
Can I merge existing PDFs with images?
This tool is specifically for converting images to PDF. To merge existing PDFs, you'd need to first extract PDF pages as images, then include them here, or use a dedicated PDF merge tool. For simpler workflows, use our separate "Merge PDF" tool.
Why choose custom page size?
Custom page sizes are useful for specific print requirements like business cards (3.5×2 inches = 252×144 points), posters (24×36 inches = 1728×2592 points), or banner designs. Remember: 1 inch = 72 points. Standard sizes (A4, Letter) work for 95% of use cases.
Privacy & Usage Notice
This Images to PDF converter processes all files locally in your browser. No data is uploaded to any server, ensuring complete privacy. However, we recommend not sharing sensitive documents without adding password protection. The tool is provided as-is for general use and should not be relied upon for legally binding document submissions without verification. Always check file requirements with the receiving party before submission.