Toolgen.app

Merge PDF Files

Combine PDFs or switch to page mode for advanced reordering

How to merge PDFs:

  1. 1. Upload your PDF files
  2. 2. Drag file cards (first page + name) to set the order (e.g., PDF2 → PDF1)
  3. 3. Click "Merge PDFs"

All files are processed securely and deleted immediately after download.

How to Merge PDF Files Online

Combining multiple PDFs into a single document is essential for organizing reports, presentations, and documentation. Our free PDF merger lets you upload multiple files, reorder pages with drag-and-drop, and create a single cohesive PDF in seconds.

Merging Process:

  1. Upload PDFs: Drag and drop multiple PDF files or click to browse and select
  2. Reorder Pages: See thumbnails for all pages from all files - drag to customize order
  3. Combine Files: Click merge button to join PDFs in your specified order
  4. Download Merged PDF: Your combined PDF downloads automatically

Why Use Our PDF Merger?

✓ Visual Reordering

See page thumbnails from all PDFs and drag to reorder before merging.

✓ Unlimited Files

Merge as many PDFs as needed into a single document.

✓ Page-Level Control

Mix and match pages from different files in any order you want.

✓ Instant Processing

Fast server-side merging with automatic download.

✓ Secure & Private

Files processed securely and deleted immediately after merge.

✓ 100% Free

No registration, watermarks, or hidden costs.

Frequently Asked Questions

Can I merge PDFs in a specific order?

Yes! Drag and drop page thumbnails to arrange pages exactly how you want before merging.

How many PDFs can I merge at once?

You can combine unlimited PDF files into a single document.

Will merging reduce PDF quality?

No, merging preserves original quality, resolution, and formatting of all pages.

Can I merge password-protected PDFs?

You'll need to unlock PDFs first using our Unlock PDF tool before merging.

Do I need to merge entire PDFs?

No! You can drag pages to reorder and effectively choose which pages from each PDF to include.

Is there a file size limit?

We support merging very large PDFs. Larger files may take a few moments longer to process.

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