Is the Merge PDF tool safe to use?

Yes. The tool processes all PDF files directly in your browser. No uploads, no storage, and no server interaction. Your documents stay on your device, ensuring complete privacy and security.

Will merging PDF files reduce the quality of my documents?

No. The tool merges PDFs without compressing or altering them, so the original quality of your pages is preserved.

Can I merge large PDF files?

Absolutely. Since the tool is fully browser-based and serverless, the only limit depends on your device’s and browser’s capacity—not on file size restrictions.

How many PDF files can I merge at once?

You can merge as many PDFs as you need. There is no file count limit, allowing you to combine unlimited documents into a single PDF.

Do I need to install any software to mix PDFs?

No installation is required. The browser based merge PDF tool runs entirely online in your device’s browser, making it quick, accessible, and easy to use on any device.

Merge PDF Online - 100% Free & Secure

Merging multiple PDF files into a single document is a common need for students, office teams, freelancers, and professionals. Whether you’re preparing reports, invoices, scanned documents, college assignments, or government submissions, this tool provides a fast and reliable way to merge PDF without watermark into one file. iEditOnline offers 100% free online tools at your fingertips. Today, we’re introducing another free online PDF combiner tool built by iEditOnline’s tools developer team that’s useful for everyone - from students to government employees. With our fast and secure, fully browser-based tool, you can seamlessly merge multiple PDFs into a single document. Most importantly, it is free to use with no limits for anyone. This tool works entirely in your browser’s local storage, ensuring strong security and privacy for your files. We do not store your files on our servers; everything is handled within your browser, and once processed, the files are removed from your local storage as well.

Key Features of iEditOnline’s PDF Merge Tool

Merge Quickly

Since this tool runs entirely in your browser with no API calls or server interaction, it is both fast and secure. You can merge multiple files into a single PDF within seconds without worrying about your files leaking online.

No Quality Loss

This free pdf merge tool lets you combine PDF files without sacrificing quality. We do not alter or compress your documents during the merging process.

Maintains Page Order

The tool preserves the page order exactly as uploaded unless you choose to rearrange the files before merging.

Supports Large Files

There is no file size limit other than what your browser can handle. Because the tool is serverless, it can process large files without restrictions.

Unlimited Files

There is no limit to the number of PDFs you can upload. This makes your workflow smoother—add as many files as you need and merge them into a single document.

Your Privacy Matters

When you use our tool to Merge PDF files online, all processing happens securely in your browser. Your documents never leave your device, ensuring safe, private, and secure PDF merging without any uploads or data storage. Once you complete your task, the files disappear from your local session, preserving complete confidentiality.

How to Use the Merge PDF Tool

Follow these simple steps to concatenate PDF files easily:

Select All PDFs

Click “Browse Files” or drag and drop the PDF files you want to merge into one.

Arrange the order

Drag and drop the files to place them in your preferred sequence.

Click Merge PDF

Hit the merge button, and the tool will combine all selected PDFs into a single document instantly.

Download the final file

Save the merged PDF to your device and use it right away.

Merge PDF Online

Drag and drop PDF files here