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Merge PDF Files
Combine multiple PDF files into a single document. Drag and drop your files below to get started.
How PDF Merge Works

1. Upload Files

Upload the PDF files you want to merge

2. Merge Process

Combine selected files into a single PDF

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3. Download

Download your merged PDF file

Complete Guide: How to Merge PDF Files Online

Why Merge PDF Files?

Merging multiple PDF files into a single document is essential for various professional and personal tasks. Whether you're combining reports, presentations, contracts, or invoices, our free PDF merger tool makes the process simple and secure.

  • Combine business reports and financial statements
  • Merge scanned documents into organized archives
  • Create comprehensive portfolios or resumes
  • Consolidate legal documents and contracts
  • Join research papers and academic materials

Step-by-Step Instructions

Step 1: Select Your PDF Files

Click the upload area or drag and drop multiple PDF files. You can select up to 20 files at once, with a maximum size of 50MB per file. The files will be merged in the order you upload them.

Step 2: Arrange File Order

Drag and drop files in the list to reorder them. The order you see is the order they'll appear in your merged document. Preview each file to ensure correct arrangement.

Step 3: Customize Output Name

Enter a custom filename for your merged PDF. The default name is "merged-document.pdf", but you can change it to anything that helps you organize your files better.

Step 4: Merge and Download

Click the "Merge PDF Files" button. The process typically takes just a few seconds. Once complete, your merged PDF will be ready for instant download. No registration or email required!

Key Features

🔒 100% Secure

Files are processed securely and automatically deleted after merge. Your privacy is our top priority.

⚡ Fast Processing

Merge multiple PDFs in seconds. No waiting, no delays - instant results every time.

💰 Completely Free

No hidden fees, no subscription plans. Merge unlimited PDF files at no cost.

📱 Any Device

Works on desktop, tablet, and mobile. Merge PDFs anywhere, anytime.

Frequently Asked Questions

How many PDF files can I merge at once?

You can merge up to 20 PDF files in a single operation. Each file can be up to 50MB in size.

Is there a file size limit?

Each individual PDF file can be up to 50MB. The total combined size should not exceed 500MB for optimal performance.

Will the quality of my PDFs be affected?

No! We merge PDFs without any compression or quality loss. Your documents will look exactly as they did before merging.

Do I need to create an account?

No registration required! Simply upload your files and merge them instantly. No email, no sign-up, completely anonymous.

Are my files stored on your servers?

Files are processed securely and automatically deleted after the merge operation. We do not store or keep any of your documents.

Pro Tips for Merging PDFs

  • Name your files clearly before uploading for easier organization
  • Check page orientation - portrait and landscape pages can be mixed
  • Use consistent naming - add dates or version numbers to output filename
  • Preview before merging - verify all pages are correct
  • Keep original files - always maintain backup copies of source documents
Free PDF Merger - Combine Multiple PDF Files Online | Cordky | Cordky