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JPG to PDF Converter

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Convert JPG to PDF Online — Merge Images into PDF

Convert one or more images into a professional PDF document instantly.
Click or drag images to upload
JPG, PNG · Max 10 MB per image · Up to 20 images
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Quick Start Instructions

Free JPG to PDF converter — drop up to 20 images, reorder by drag, pick A4, US Letter, or Fit-to-image layout, and merge into one PDF. No watermark, no signup.

  1. 1Click the upload zone or drag and drop up to 20 JPG or PNG images onto the page.
  2. 2Hover a thumbnail and use the up/down arrows to reorder images — order determines page sequence in the PDF.
  3. 3Select Page Orientation: Portrait (tall) or Landscape (wide).
  4. 4Select Page Size: Fit (matches image dimensions), A4 (international standard), or US Letter (North American standard).
  5. 5Select Margin: No margin (edge-to-edge), Small (~10 mm), or Big (~20 mm).
  6. 6Click 'Convert to PDF' and download your merged PDF — no watermark, no signup required.
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Frequently Asked Questions

How do I convert multiple JPG images into one PDF?

Upload all your JPG or PNG images using the upload zone — you can select up to 20 at once or drag and drop them. Reorder the thumbnails using the arrow buttons so pages appear in the right sequence. Choose your page size, orientation, and margin, then click 'Convert to PDF'. All images are merged into a single PDF with one page per image and downloaded automatically.

What page sizes are supported?

Three options are available: 'Fit' sets the PDF page to exactly match each image's pixel dimensions; 'A4' uses the standard 297×210 mm international page size (portrait) used across Europe, Asia, and most of the world; 'US Letter' uses the 215×279.4 mm size (portrait) standard in North America for resumes, forms, and college applications.

Can I choose portrait or landscape orientation?

Yes. Select Portrait for a tall, document-style page or Landscape for a wide, presentation-style page. The tool automatically swaps the page dimensions based on your selection, regardless of which page size you chose.

Will converting JPG to PDF reduce image quality?

No. The original JPEG or PNG pixel data is embedded directly into the PDF using lossless embedding — no re-compression or downsampling occurs. The image is scaled mathematically to fit your chosen page size and margin, preserving the original aspect ratio. For best print results, use source images at 150 DPI or higher.

How many images can I convert at once?

You can upload and convert up to 20 JPG or PNG images in a single batch. Each image may be up to 10 MB, with a combined total limit of 50 MB per conversion.

Does TinyTools store my images?

No. Images are transmitted over an encrypted HTTPS connection, processed in server memory to create the PDF, and immediately discarded. Nothing is written to disk, logged, or retained. The converted PDF is sent directly back to your browser.

Does the tool support PNG as well as JPG?

Yes. Despite the name, the tool fully supports both JPG/JPEG and PNG formats. Simply upload your PNG files the same way — they are embedded losslessly into the PDF alongside any JPG files in the same batch.

What margin options are available?

Three margin settings are available: 'No margin' places the image edge-to-edge on the page (ideal for photos and full-bleed designs); 'Small' adds approximately 10 mm of white space around the image; 'Big' adds approximately 20 mm, suitable for documents that will be printed and filed in a binder or folder.

Detailed Guide & Overview

What Is the TinyTools JPG to PDF Converter?

The TinyTools JPG to PDF Converter is a free, browser-based tool that converts one or more JPG and PNG images into a single, professional PDF document — with full control over page orientation, page size, and margins. No software installation, no account, and no watermarks. Upload up to 20 images, configure your PDF layout, and download in seconds.

JPG to PDF Converter — Technical Specifications

SpecificationDetails
Supported FormatsJPG / JPEG, PNG
Max Images Per BatchUp to 20 images per conversion
Max File Size10 MB per image · 50 MB total
Page SizesFit (image dimensions), A4 (297×210 mm), US Letter (215×279.4 mm)
OrientationPortrait or Landscape
Margin OptionsNo margin, Small (~10 mm), Big (~20 mm)
OutputSingle merged PDF, one page per image
ProcessingServer-side (encrypted HTTPS) — images deleted immediately after conversion
WatermarksNone — ever
Signup RequiredNo

Which Page Size Should You Choose?

The right page size depends on how the PDF will be used:

  • Fit (Same size as image): Best when you want the PDF page to exactly match your photo dimensions. Ideal for digital portfolios, WhatsApp-shared documents, and image archives where pixel-perfect sizing matters.
  • A4 (297 × 210 mm): The global standard for office documents, job applications, government forms, and international correspondence. If the recipient is outside North America, A4 is the safe default.
  • US Letter (215 × 279.4 mm): The standard in the United States and Canada. Use this for resumes, legal documents, college applications, and any submission that specifies "8.5 × 11 inch" paper size.

Privacy and Data Security

Your images are sent over an encrypted HTTPS connection to perform the PDF conversion. They are processed in volatile server memory and the resulting PDF is immediately returned to your browser. No file is written to disk, backed up, or logged.No human at TinyTools ever sees your images. Once the conversion completes, the data is discarded. This makes TinyTools suitable for processing sensitive documents such as ID cards, receipts, bank statements, and medical records.

Common Use Cases for JPG to PDF Conversion

  • Government & Official Form Submissions: Most government portals require documents in PDF format. Photograph your signed forms and combine them into a single PDF for upload.
  • Expense Reports & Receipts: Photograph receipts and combine them into one multi-page PDF for your finance team or tax filing — no scanner needed.
  • Aadhaar, PAN Card & KYC Documents: Combine the front and back photographs of ID documents into a single PDF as required by banks and online verification portals.
  • Academic Assignments: Students can photograph handwritten answers, combine multiple pages, and submit as a single PDF without any scanning equipment.
  • Photo Albums & Portfolios: Create a presentation-ready PDF portfolio from your product photographs, artwork scans, or event images — set page size, orientation, and margins to match your brand.
  • Scanned Document Archiving: Combine multiple scanned page images into a single searchable PDF archive for long-term storage and email sharing.

Does Converting JPG to PDF Reduce Image Quality?

No. TinyTools embeds the original JPEG or PNG pixel data directly inside the PDF container using pdf-lib, which performs lossless embedding. The image is not re-encoded, re-compressed, or downsampled during conversion. The only transformation is scaling the image to fit within your chosen page size and margin settings — and this scaling is performed using precise floating-point arithmetic that preserves the original aspect ratio.

For the highest print quality, use source images with a resolution of at least 150 DPI. For professional print jobs, 300 DPI is the industry standard.

JPG to PDF vs. Other Conversion Methods

  • TinyTools (this tool): Free, no signup, no watermark, supports up to 20 images with orientation, page size, and margin control. Lossless quality. Private — images deleted after processing.
  • Adobe Acrobat: Industry-standard desktop software. Powerful but expensive (subscription-based) and requires local installation.
  • Mobile scanner apps (e.g., Adobe Scan, CamScanner): Convenient for on-the-go scanning but often watermark free-tier PDFs, compress images aggressively, or require an account.
  • Microsoft Word / Google Docs: You can insert images and export as PDF, but alignment, margins, and sizing are difficult to control precisely, and metadata may be embedded in the output.
  • Windows Print to PDF: Works for single images but offers no multi-image batching, margin configuration, or consistent page sizing across different source images.
Knowledge Base

Related Guides & Articles

Step-by-step tutorials, official dimensions, and comprehensive specifications.
PDF Guides3 min read

Convert Images to PDF Without Quality Loss: Multi-Page & File Size Guide

Learn how to convert JPG images to PDF documents online for free. Step-by-step guide covering single and multi-page conversions for job applications.

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TinyToolsFast, free, and secure online tools for everyday file tasks. Your files never leave your device. All processing is done in-browser.

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