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JPG To PDF Converter PRO app icon

Convert photos to PDF on your iPhone
and PDF pages back to photos

JPG To PDF Converter PRO merges your images into one clean, multi-page PDF and pulls pages back out as JPG or PNG. It all happens on the device, so nothing is uploaded and nothing is watermarked.

Free to download · iPhone · No account needed

  • On device
  • No account
  • No watermark
  • Converts both ways
JPG To PDF home screen on iPhone with JPG to PDF and PDF to JPG tools and a list of recent conversions

Why it is worth installing

Everything a photo-to-PDF job actually needs

Conversion is the easy part. What makes a file usable is the page size, the order of the pages, who else got a copy - and whether you can send it again next week.

A pile of photos becomes one file

Twelve pictures of a twelve-page contract are twelve attachments nobody wants. Select them in the order you need and the app merges them into a single multi-page PDF, so what you send is one document instead of a camera roll dump.

Pages that match what you are sending

Forms, portals and printers care about page size. Choose A4, Letter or Legal, portrait or landscape, and add small or large margins so your photo does not run to the paper's edge - before the file ever leaves your phone.

Your documents stay on your iPhone

Payslips, passports and signed contracts should not be sitting in a stranger's upload folder. Conversion happens on the device itself. There is nothing to upload, no account to make, and no e-mail address to hand over.

PDF pages back out as images

Need page four as a picture for a slide or a message? Import the PDF, tick the pages you want, and export them as JPG or PNG at 150 or 300 DPI - individually, or as one ZIP for the whole set.

A password on the private ones

Some files should not open just because the wrong person got the e-mail. Set a password while you build the PDF and the file arrives locked, with no desktop software involved.

Every conversion, still there tomorrow

The file you made last Tuesday is in history with its thumbnail and date, one tap from being shared again - so you are not re-photographing the same document twice.

How it works

Photos in, finished PDF out - four steps

No sign-up screen, no upload progress bar, no waiting on someone else's server.

  1. Pick your images

    Choose photos from your library or take a new one in the app. Drop any you do not want and set the order the pages should appear in.

  2. Set the page up

    A4, Letter or Legal. Portrait or landscape. Low, medium or high quality, with none, small or large margins - and a password if the file is private.

  3. Check the preview

    Swipe through the finished PDF page by page with the thumbnail strip, so a blurry or upside-down page gets caught before you send it.

  4. Save or share

    Save the PDF into Files, push it straight into Mail, Messages or WhatsApp, or keep it in history to send again later.

Inside the app

What the JPG to PDF converter looks like

Real screens from the iPhone app - the home tools, photo selection, page preview, the PDF page picker and your conversion history.

Use cases

What people actually use it for

Most conversions start the same way: someone asked for a PDF and all you have is photos.

  • Coursework and assignmentsPhotograph handwritten pages and hand them in as one correctly-ordered PDF instead of a folder of JPGs.
  • Receipts, invoices and expensesTurn a week of receipt photos into a single file your finance team or accountant can actually open.
  • Paper you need to send todaySigned forms, lease pages, insurance letters - photographed, made into a PDF and sent without finding a scanner.
  • Documents you would rather not uploadID scans, medical letters and payslips converted on the device, with a password on the ones that need it.
  • A page out of a PDFPull a diagram, a chart or a signature page out of a PDF as a JPG for a slide, a message or a listing.
  • Whole documents as imagesExport every page of a PDF as images at 300 DPI and hand the set over as one ZIP.

Guides

How to get the file you actually need

Straight answers to the questions people ask about converting photos and PDFs on an iPhone - including the free methods already built into iOS. Browse all guides.

FAQ

Questions people ask before converting

Can I convert a JPG to PDF on iPhone without an app?

Yes. Open the image in the Files app, long-press it and choose Create PDF, or open it in Photos, tap Share, choose Print, then pinch outwards on the print preview to turn it into a PDF you can save. Both work well for a single picture. They get awkward once you have several images, and neither lets you choose page size, margins or add a password.

Compare all four methods →

How do I put multiple photos into one PDF?

The photos need to be combined in a single pass, in the order you want them. In the Files app you can select several images and use Create PDF, but the pages come out in the file-name order Files decides on, not yours. A converter that shows you a reorderable grid before it builds the file is the reliable way to get page three where page three belongs.

See how to merge photos into one PDF →

Can I convert files without an internet connection?

With this app, yes - conversion runs on the iPhone itself, so it works in airplane mode and your files are never uploaded anywhere. Browser-based converters cannot do this: the conversion happens on their server, which means your document has to be sent to them first.

Why offline conversion matters →

Does the app add a watermark to my PDF?

No. The pages contain your images and nothing else - no stamp, no logo, no footer line. What you see in the preview is exactly what gets saved and sent.

How do I turn a PDF back into JPG images?

Import the PDF, choose which pages you need, pick JPG or PNG and 150 or 300 DPI, then save the images to Photos, share them, or export the whole set as a ZIP. Screenshotting is the usual workaround, but it captures your screen rather than the page, so you lose resolution and pick up the interface around it.

Read the PDF to JPG walkthrough →

Where does the converted PDF get saved?

Wherever you send it. Save it into the Files app - iCloud Drive or On My iPhone - or push it straight into Mail, Messages, WhatsApp or any app in the share sheet. A copy stays in the app's history either way, so you can send it again without rebuilding it.

Where iPhone saves your PDFs →

Can I password protect a PDF from my phone?

Yes. Set a password while you are building the PDF and the finished file is encrypted, so anyone opening it is asked for the password first. It is worth doing on anything with a bank account number, an address or a signature on it.

How PDF passwords work →

Is there a limit on how many photos I can convert?

No. Converting and previewing are free and unlimited - you can put as many photos into one PDF as you like and look through every page. Saving, sharing and exporting the finished file are part of the Pro unlock.

What page size should I use - A4 or Letter?

A4 nearly everywhere in the world, US Letter in the United States and Canada. If a form or portal specifies one, match it: a Letter-sized page sent to an A4 printer gets scaled, and scaling is what turns crisp handwriting into soft grey.

Getting a scan-quality PDF →

What app can I use to convert photos to PDF on iPhone?

Plenty, and they are not equivalent. The things worth checking before you install one: whether it watermarks the output, whether it uploads your files to convert them, whether it caps how many images you can merge, and whether it lets you set page size at all.

What to look for in a converter →

JPG To PDF Converter PRO app icon

Ready to send it as one PDF?

Get JPG To PDF Converter PRO and turn the photos already on your iPhone into a document you can hand in, file or e-mail - without uploading them to anyone.

Download on the App Store

iPhone · Free to download · No account required

Download on the App Store