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offlinewebtools.com — free, watermark-free browser tools that stay on your device with nothing uploading to our servers
Merge PDF Files
Free PDF merger. Combine multiple PDF files into a single document, reorder pages, and download instantly — all in your browser.
Free to use, no watermarks, runs in your browser—nothing uploads to our servers
Upload PDF files
Add PDF files in the order you want them to appear. Use the arrows to adjust the order before merging.
Drag & drop files or browse
Supports: application/pdf Up to 20 files.
Tip: add files in the intended order or use the up/down arrows to adjust the sequence before merging.
Report a bug
If this tool misbehaves, share a quick summary so we can investigate. We include the tool URL automatically—no need to copy and paste.