📄 PDF ToolsFreePrivateBrowser-based
Merge PDF Files Online - Free PDF Merger
Merge multiple PDF files into one online for free. Drag and drop to reorder pages before combining. No upload needed - 100% browser-based.
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Drop PDF files here or click to browse
Up to 20 files · Max 50 MB each
ℹAbout Merge PDF
Our free online PDF Merger lets you combine multiple PDF files into a single document instantly. Simply upload your PDFs, drag and drop to arrange them in any order, and click Merge. Everything runs in your browser - your files never leave your device, keeping them private and secure. Perfect for combining reports, invoices, contracts, and more.
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?Frequently Asked Questions
How do I merge PDF files?
Upload your PDF files using the file picker, drag and drop to reorder them, then click the Merge button. Your combined PDF will download automatically.
Is there a limit on how many PDFs I can merge?
You can merge up to 20 PDF files at a time. Each file can be up to 50MB.
Are my PDF files secure?
Yes! All PDF processing happens entirely in your browser using JavaScript. Your files are never uploaded to any server.
Will the quality of my PDF be affected?
No. Our merger combines the files at the PDF level without re-encoding content, preserving original quality.