PDF Merger

Combine multiple PDF files into one document. Drag and drop to reorder pages. Fast, secure, and completely free.

Drop your PDF files here or click to browse

Select multiple files or add them one by one

Selected PDFs (0 files)

Merging your PDFs...

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Why Use Our PDF Merger?

Unlimited Merging

Combine as many PDF files as you need without any restrictions

Drag & Drop Ordering

Easily rearrange PDFs in any order before merging

Fast Processing

Merge PDFs quickly with our optimized processing engine

100% Secure

Your files are processed locally and never uploaded to servers

Frequently Asked Questions

How many PDFs can I merge at once? +
There's no hard limit on the number of PDFs you can merge. However, for best performance, we recommend merging up to 20 files at a time. For larger batches, consider merging in groups.
Will the quality of my PDFs be affected? +
No, our merger preserves the original quality of your PDFs. The merged document will maintain the same resolution and quality as the source files.
Can I rearrange the order of PDFs? +
Yes! Simply drag and drop the PDF files in the list to rearrange them. The final merged PDF will follow the order you set.
Is there a file size limit? +
Individual PDF files should be under 50MB each for optimal performance. The total size of all PDFs combined should not exceed 200MB.

Merge PDF Files Online - Complete Guide

Combining multiple PDF documents into a single file is a common requirement in both personal and professional settings. Whether you're compiling reports, organizing scanned documents, or preparing presentations, our PDF merger makes the process simple and efficient.

Why Merge PDF Files?

There are numerous scenarios where merging PDFs becomes essential:

How to Merge PDFs

Our tool makes PDF merging incredibly straightforward:

  1. Click the upload area or drag and drop your PDF files
  2. Add multiple files at once or one by one
  3. Drag files to rearrange them in your desired order
  4. Optionally customize the output filename
  5. Click "Merge PDFs" to combine the files
  6. Download your merged PDF instantly

Best Practices for PDF Merging

To achieve the best results when merging PDFs:

Advanced Merging Tips

Make the most of our PDF merger with these advanced tips:

Security and Privacy

Your documents' security is our top priority. All PDF merging happens directly in your web browser using client-side JavaScript. Your files are never uploaded to our servers, ensuring complete privacy and confidentiality. This browser-based approach also means faster processing since there's no upload or download time required.