Merge PDF Files
Combine multiple PDF files into one document online for free Use this tool to merge PDF and combine PDF files into one document.
How It Works
Merging PDF files with pdfLaunch is simple and fast. Our online tool processes your documents securely in three easy steps:
Upload PDF files
Select multiple PDF documents from your device or drag and drop them into the upload area. You can add as many files as needed.
Arrange order
Once uploaded, you can rearrange the files by dragging them into your preferred sequence. This ensures your merged document follows the exact order you want.
Download merged PDF
Click the download button to get your combined PDF file. The merge process preserves the quality and formatting of all original documents.
No software installation or registration required. The entire process happens in your web browser, making it accessible from any device with an internet connection. Need to reduce file size? Try our Compress PDF tool. Want to separate pages? Use our Split PDF tool.
Security & Privacy
Your privacy and data security are our top priorities
- Secure HTTPS upload: All file transfers are encrypted using HTTPS protocol, ensuring your documents are protected during upload and processing.
- Automatic processing: Files are processed automatically by our secure servers. No human access to your documents is required or permitted.
- Automatic deletion: All uploaded files are automatically deleted from our servers within 1 hour after processing. We do not store, archive, or share your documents.
- No registration required: You can use our PDF merger without creating an account or providing personal information.
- Client-side processing: Where possible, file operations are performed in your browser to minimize server-side data handling.
Device & Platform Compatibility
Our PDF merger works seamlessly across all devices and operating systems:
Desktop computers
Works on Windows, macOS, and Linux systems. Compatible with all major web browsers including Chrome, Firefox, Safari, and Edge.
Mobile devices
Fully functional on iPhone and Android smartphones. The responsive interface adapts to your screen size for optimal mobile use.
Tablets
Optimized for iPad and Android tablets, providing a smooth merging experience on larger touch screens.
No installation required
Since it's a web-based tool, you don't need to download or install any software. Simply open the tool in your browser and start merging.
Whether you're at home, in the office, or on the go, pdfLaunch's PDF merger is always accessible and ready to use.
Frequently Asked Questions
Is merging PDFs free?
Yes, merging PDF files with pdfLaunch is completely free. There are no hidden fees, subscription requirements, or usage limits. You can merge as many PDFs as you need without any cost.
Can I change the file order?
Yes, you can easily rearrange the order of your PDF files before merging. Simply drag and drop the files in the upload area to arrange them in your preferred sequence. The merged PDF will reflect the order you've set.
Does it work on mobile?
Yes, our PDF merger is fully functional on mobile devices. It works on both iPhone and Android smartphones, with a responsive design that adapts to your screen size. You can merge PDFs directly from your mobile browser without any app installation.
What happens to my files?
Your files are processed securely and automatically deleted from our servers within 1 hour after processing. We do not store, archive, or share your documents. All file transfers are encrypted using HTTPS, and no human access to your files is required or permitted.
What is the maximum file size I can merge?
You can merge multiple PDF files, with each individual file up to 100 MB in size. There's no limit on the number of files you can merge in a single session, making it perfect for combining large document sets.
Will the quality of my PDFs be preserved?
Yes, our PDF merger preserves the original quality, formatting, and structure of all your PDF files. Text, images, fonts, and layouts remain exactly as they were in the original documents.
Do I need to create an account?
No, you don't need to create an account or provide any personal information to use our PDF merger. Simply upload your files and start merging immediately.