Combine two or more PDFs into a single document in seconds, right in your browser.
Drag & drop PDF files here or click to browse
PDF files only — add them in the order you want them merged
Merging your PDFs…
Need to combine reports, invoices, certificates, or scanned pages into one PDF? NexToolz's free Merge PDF tool joins multiple PDF files into a single document — no installation, no account, and no file-size gimmicks for typical documents.
Everything happens 100% locally in your browser. Your PDFs are never uploaded to any server, so bank statements, ID documents, and confidential files stay completely private. The tool runs on pdf-lib, a trusted open-source PDF library, so page order, content, and formatting are preserved exactly as they appear in your source files.
Upload your files in the order you want them combined, remove any you don't need, and hit Merge PDFs. You get one clean merged file ready to download, share, or print. It works on desktop and mobile, in Chrome, Edge, Firefox, and Safari — free forever, with no watermarks added to your document.
How to use
Add your PDF filesDrag and drop them onto the upload area, or click it to browse your device. Add them in the order you want them merged.
Check the file listEach file shows its page count and size. Remove any file you don't need with the Remove button.
Click Merge PDFsThe tool joins every page from each file, in order, into one new PDF document.
Download your fileThe merged PDF downloads automatically as merged.pdf — ready to share, print, or archive.
Frequently asked questions
Is merging PDFs really free?
Yes. NexToolz Merge PDF is completely free with no signup, no watermarks, and no limits on typical documents. It will stay free.
Are my files uploaded to a server?
No. All merging happens inside your own browser using the pdf-lib library. Your PDFs never leave your device, so the tool is safe for sensitive or confidential documents.
Can I change the page order after uploading?
Pages are merged in the order the files are added. To change the order, remove the files and re-add them in your preferred sequence before clicking Merge PDFs.
What if one of my PDFs is corrupted?
If a file can't be read, the tool shows an error naming that exact file and skips it, so one bad file won't stop the rest from merging.
Is there a limit on the number or size of files?
There's no artificial limit, but merging is done in your browser's memory, so very large files or hundreds of pages may be slower on low-end devices. For best results, use files under about 100 MB each.
Will the merged PDF lose quality?
No. Pages are copied from the original files without re-rendering, so text, images, and formatting stay exactly as they were.
Why use this tool?
It is built for real paperwork: combining an application form, CNIC copies and certificates into one file for a job or university submission, or merging monthly statements for your records. One tidy PDF is easier to email, upload to portals with single-file limits, and keep organised than a folder of separate documents.
Free forever — no premium tier, no trial and no hidden charges.
Private by design — processing happens in your browser; your files and text are not uploaded.
No signup — open the page and use the tool immediately on phone or computer.