How to merge PDF files into one document (the easy way)
Merge PDF files into one document in seconds. Put files in the right order, keep forms working and fix locked or oversized files. Free and private.
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🔒 Files never leave your device
JPG to PDF — Convert Images to PDF Free
Combine JPG, PNG and other images into a single PDF. Reorder pages and choose the size — instantly and privately.
📷
Drop images here
or click to browse — you can select many
JPG, PNG, WebP·Reorderable·No watermark
Page size
Margin
Use ▲ ▼ to reorder · ✕ to remove an image.
How do I convert JPG to PDF online for free?
Open the PDFChai JPG to PDF converter, then drag and drop your JPG or PNG images (or click to browse). Reorder them into the sequence you want, then click Convert and download a single PDF containing every image. It is completely free with no signup, no watermark, and everything runs inside your browser & your images are never uploaded to a server.
PDFChai JPG to PDF vs Other Online Converters
| Feature | PDFChai | Typical Online Converters |
|---|---|---|
| Price | 100% free, unlimited use | Free tier with daily limits or paid plans |
| Privacy | Runs in your browser & images never uploaded | Images uploaded to their servers |
| Signup | None required | Often needs an account or email |
| Watermark | Never added | Free output sometimes watermarked |
| Merge multiple images | Combine many JPG/PNG into one PDF | Merging may be a premium feature |
| Reorder pages | Drag to reorder before converting | Reordering often limited or unavailable |
Many free JPG-to-PDF sites upload your images to their servers, cap the number of files per day, or stamp a watermark onto the free output & ask you to pay to remove it. PDFChai does all conversion locally in your browser, so your photos and scans stay private.
What is a JPG to PDF Converter?
A JPG to PDF converter combines one or more images — JPG, JPEG, PNG, or WebP — into a single, tidy PDF document. Instead of sending a folder full of loose photos or scans, you get one professional file that opens the same way on every device, is easy to print, and can be attached to an email or uploaded to a portal in a single click. It is the quickest way to turn phone photos of a document, scanned receipts, screenshots, or ID pictures into a proper shareable file.
PDFChai's converter builds the PDF entirely inside your browser using the well-established open-source pdf-lib library. When you add images, each one is embedded into a new PDF page on your own device — your pictures are never uploaded to any server. That makes the tool completely safe for sensitive images such as identity documents, medical forms, bank paperwork, or private photos.
You can combine as many images as you like, drag them into the exact order you want, choose whether each page fits the image or uses a standard A4 size, and add a margin for a cleaner look. It works on Windows, macOS, Linux, Android, iOS, and Chromebook in any modern browser — with no software to install, no account, and no cost.
⚡ Quick Answer:
- Go to debugspot.com/jpg-to-pdf
- Drag your JPG/PNG images in (or click to select several)
- Reorder them with ▲ ▼ and remove any with ✕
- Pick a page size — Fit to image or A4
- Click Create PDF and download your file
100% free · No signup · No watermark · Files stay on your device
Step-by-Step Guide
Everything you need to know — done in under a minute.
1
Add your images
Drag and drop your images onto the upload box, or click to select multiple files at once. You can add JPG, JPEG, PNG, and WebP pictures. Every image is read directly from your device, so nothing is uploaded.
2
Arrange the order
Each image appears as a numbered card. Use the ▲ and ▼ buttons to move an image up or down, and the ✕ button to remove one you don't want. The final PDF follows the order shown on screen, top to bottom.
3
Choose page size and margin
Select Fit to image so each page is exactly the size of its picture, or A4 Portrait/Landscape for standard document pages. Add a Small or Medium margin if you'd like some white space around each image.
4
Create and download the PDF
Click Create PDF. Your images are embedded into a single PDF, centred and scaled to fit, and the finished file downloads instantly with no watermark.
How Does It Work?
Understanding what happens behind the scenes helps you trust the tool — especially with confidential files.
📥 Local image reading
When you add pictures, the browser reads each file's bytes directly from your device using the File API. No image is sent over the internet at any point.
🧩 Embedding with pdf-lib
pdf-lib embeds each JPG or PNG into a new PDF page without re-compressing the photo, so image quality is preserved exactly as in the original file.
📐 Sizing and centring
For each page the tool calculates the right scale so your image fits within the chosen page size and margin, then centres it neatly on the page.
📤 In-browser download
The assembled PDF lives in your browser's memory and is offered as a download. Close the tab and everything is cleared — nothing is stored on a server.
Key Features & Advantages
📷
Combine many images
Merge any number of JPG, PNG, or WebP images into one clean PDF document in a single step.
↕️
Reorder before converting
Drag images up or down with the arrow buttons to set the exact page order you want.
📐
Flexible page sizes
Fit each page to its image, or use A4 portrait or landscape — with an optional margin for a polished look.
🔒
100% private
Your images never leave your device. Everything is processed locally, so it is safe for confidential pictures.
🆓
Free & no watermark
No signup, no limits, and absolutely no branding or watermark added to your PDF.
📱
Great on mobile
Add photos straight from your phone's camera roll and get a PDF — works on Android and iPhone as well as desktop.
Who Uses This Tool?
This is one of the most common document tasks in work, study and everyday life. Here are the people who use it every day.
🧾 Freelancers & small businesses
Combine photos of receipts, invoices, or signed paperwork into a single PDF for accounting, expense claims, or client records.
🎓 Students & applicants
Turn photographed answer sheets, certificates, or supporting documents into one PDF to upload to a school portal or job application.
🏢 Office & HR teams
Assemble scanned ID pages, forms, and evidence photos into a single, well-ordered PDF for onboarding or compliance.
🌍 Visa & immigration applicants
Package passport photos, bank statement scans, and supporting images into one PDF in the exact order an embassy requires.
🏠 Homeowners & tenants
Combine photos of a property, meter readings, or condition reports into one file to send to a landlord, agent, or insurer.
📸 Anyone with phone photos
Snap pictures of a multi-page document with your phone and instantly turn them into a readable, shareable PDF.
Common Use Cases
The everyday situations that bring people to this tool.
📄 Photographed documents
Take pictures of a paper document page by page, then combine them into one PDF that reads like a proper scan.
🧾 Receipts & invoices
Merge many receipt photos into a single expense PDF for reimbursement or bookkeeping.
🪪 ID and application photos
Many portals ask for a single PDF containing photos of your ID or documents — this tool creates exactly that.
🖼️ Portfolios & albums
Turn a set of images into a simple portfolio or photo album PDF you can email or print.
📊 Screenshots into one file
Combine a sequence of screenshots into one PDF to document a process or report a bug clearly.
📚 Study material
Bundle photographed notes or textbook pages into a single PDF to read or print later.
How to Use It on Any Device
Works on every platform, right in the browser. Here are instructions for the most common devices.
🪟 How to convert JPG to PDF on Windows
Open Chrome or Edge, go to debugspot.com/jpg-to-pdf, drag your images in, arrange them, and click Create PDF. No Adobe or Office needed — Windows has no simple built-in way to do this.
Works on: Windows 8, 10, 11 · Chrome, Edge, Firefox
🍎 How to convert JPG to PDF on Mac
You can use Preview on Mac, but ordering images is awkward. Instead open Safari or Chrome, visit the page, add your images, reorder them, and download the PDF in one step.
Works on: All macOS · Safari, Chrome, Firefox
🤖 How to convert JPG to PDF on Android
Open Chrome on Android, go to debugspot.com/jpg-to-pdf, tap upload, and pick photos from your gallery or Google Photos. Reorder and create your PDF right on your phone.
Works on: Android 8+ · Chrome
📱 How to convert JPG to PDF on iPhone / iPad
Open Safari on iOS, visit the page, choose images from your Photos or Files app, arrange them, and save the PDF to your device — no app install needed.
Works on: iOS 15+ · Safari, Chrome
💻 How to convert JPG to PDF on Chromebook
Open Chrome on any Chromebook, go to the tool, add your images, and download the PDF — perfect for students who cannot install desktop software.
Works on: All Chromebooks · Chrome
Tips & Best Practices
✅ Rename or sort images before adding
If order matters, it helps to select images in sequence; you can always fine-tune with the ▲ ▼ buttons afterwards.
✅ Use "Fit to image" for scans
When your images are already document scans, Fit to image keeps them full-size with no unwanted borders.
✅ Use A4 with a margin for a clean look
For a professional, printable result, choose A4 with a Small or Medium margin so each image sits neatly on a standard page.
✅ Take photos in good light
For photographed documents, good lighting and a steady hand make the text far more readable in the final PDF.
✅ Keep file sizes reasonable
Very large, high-megapixel photos make a big PDF. If size matters, resize images first or use fewer, well-framed shots.
✅ Check the order before creating
The page order follows the on-screen order exactly — glance over it before clicking Create PDF.
Full List of Benefits
✓Combine unlimited JPG, PNG and WebP images into one PDF
✓Drag-to-reorder images before converting
✓Remove any image with a single click
✓Fit-to-image or A4 portrait/landscape page sizes
✓Optional page margins for a cleaner layout
✓Original image quality preserved (no re-compression)
✓100% client-side — images never uploaded
✓No watermark and no branding on the PDF
✓Completely free with no hidden charges
✓No signup, email, or account required
✓Works offline once the page has loaded
✓Runs on Windows, Mac, Linux, Android, iOS and Chromebook
✓Compatible with Chrome, Firefox, Safari and Edge
✓Private and safe for sensitive images
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Frequently Asked Questions
Is the JPG to PDF converter free?
Yes — it is 100% free with no signup, no watermark, and no limits on the number of images or files. It stays free thanks to ads shown on the page.
Are my images uploaded to a server?
No. All processing happens in your browser with the pdf-lib library. Your images never leave your device, which makes the tool safe for private pictures.
Which image formats are supported?
JPG and JPEG and PNG are fully supported, and most modern browsers also handle WebP. Each image becomes one page in the PDF.
Can I change the order of the images?
Yes. Every image has ▲ and ▼ buttons to move it up or down, and an ✕ button to remove it. The PDF follows the on-screen order.
Can I choose the page size?
Yes. Select Fit to image so each page matches its picture, or A4 Portrait/Landscape for standard document pages, with an optional margin.
Does converting reduce image quality?
No. Images are embedded without re-compression, so quality is preserved. Larger images simply make a larger PDF.
Is there a limit on how many images I can add?
There is no fixed limit. You can combine a couple of photos or dozens. Very large images use more memory, so a desktop browser is best for big batches.
Does the PDF have a watermark?
No. The finished PDF contains only your images with no PDFChai branding or watermark.
Can I put more than one image on a single page?
Each image becomes its own page. To place several images on one page, arrange them into a single image first, then convert.
Does it work on my phone?
Yes. You can add photos straight from your camera roll on Android or iPhone and download the PDF, all in the mobile browser.
Is it safe for ID or bank documents?
Yes. Because nothing is uploaded, converting sensitive images is completely private — the data stays on your device and clears when you close the tab.
Can I convert the PDF back to images later?
Yes — use our PDF to JPG tool to turn the pages of a PDF back into separate images whenever you need.