# Merge PDFs

> Combine multiple PDF files into a single document. Preserve formatting, bookmarks, and document structure. Perfect for consolidating reports, contracts, or presentations.

**Category:** Organize
**Plan:** Free


## Features

- Merge unlimited PDF files into one document
- Preserve original document formatting and quality
- Maintain bookmarks and links
- Drag and drop file reordering
- Client-side processing for privacy
- No file size limits

## How to Use

1. Upload multiple PDF files using drag-and-drop or file browser
2. Arrange files in your preferred order by dragging
3. Click "Merge PDFs" to combine all files
4. Download your merged PDF document

## Frequently Asked Questions

### How many PDFs can I merge at once?

There is no limit to the number of PDFs you can merge. You can combine as many files as needed.

### Will merging affect document quality?

No, PDFFlow preserves 100% of the original quality during merging.

### Can I change the order of pages?

Yes, you can drag and drop files to reorder them before merging.

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**Tool URL:** https://pdfflo.com/merge
**API Documentation:** https://pdfflo.com/api-docs
**OpenAPI Spec:** https://pdfflo.com/openapi.json

*Last Updated: 2026-04-19*