Merge PDFs
Combine multiple PDF files in exactly the order you want.
Files stay on your device
These tools process your files locally in your browser. Your documents are not uploaded to our servers.
Drop PDF files here
or
Choose filesPDF files only — your files never leave your device
Files stay on your device
These tools process your files locally in your browser. Your documents are not uploaded to our servers.
Frequently asked questions
How do I merge PDF files online?
Upload your PDF files to fixtdoc's Merge PDF tool, drag them into the order you want, then click Merge. The combined PDF downloads instantly. No upload to any server, everything runs in your browser.
Is it safe to merge PDFs online?
Yes. fixtdoc processes files entirely in your browser using JavaScript. Your documents never leave your device and are never uploaded to any server.
How many PDFs can I merge at once?
There is no hard limit. You can merge as many PDFs as your browser can handle. For very large files, Pro users can work with files up to 100 MB.
Can I reorder pages before merging?
Yes. Drag and drop the files into any order before merging. The final PDF follows exactly the order you set.