PDF Merger

Effortlessly combine multiple PDF files into a single, cohesive document. Our online tool is fast, secure, and ensures high-quality merging without loss of formatting or data integrity. All processing happens directly in your browser - your files never leave your device.

Click to upload or drag and drop PDF files here

Select multiple PDF files to merge

How to Use the PDF Merger

Upload PDF Files: Click the upload zone or drag and drop multiple PDF files into the designated area. Only PDF files are accepted.
Reorder Files: Drag and drop the uploaded files to arrange them in your desired order. The files will be merged in the order shown.
Remove Unwanted Files: Click the "Remove" button next to any file you want to exclude from the merge.
Merge: Click the "Merge PDFs" button to combine all files into a single PDF document.
Download: Once merged, your combined PDF will automatically download to your device.

Key Features

100% Client-Side Processing: All merging happens in your browser - your files are never uploaded to any server, ensuring complete privacy and security.
Drag-and-Drop Reordering: Easily arrange your PDFs in any order before merging.
Multiple File Support: Combine as many PDF files as you need into one document.
No File Size Limits: Process large PDF files without restrictions (limited only by your device's memory).
Preserves Quality: Maintains the original formatting, fonts, images, and layout of your PDFs.
Fast Processing: Quick merging without waiting for server uploads or downloads.
Free to Use: No registration, no hidden fees, completely free.

Privacy & Security

Your privacy is our top priority. This PDF merger tool processes all files locally in your web browser using JavaScript. No files are uploaded to our servers or any third-party services. Once you close or refresh the page, all file data is immediately cleared from memory. This approach ensures that your sensitive documents remain completely private and secure.

Browser Compatibility

This tool works best on modern web browsers including Chrome, Firefox, Safari, and Edge. For optimal performance when merging large PDF files, we recommend using the latest version of your browser with sufficient available memory.