Merge PDF

Add files below, drag to reorder, then hit Merge.

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Drop PDF files here or click to select

✓ Merge complete!

⬇ Download Merged PDF

← Start over

Merge PDF Files Online — Free & Instant

Need to combine two or more PDFs into a single document? PDFix makes it simple. Upload your PDF files, drag them into the order you want, then click Merge PDFs. Your combined file is ready to download in seconds — no account, no software, no cost.

After merging, you may want to compress the merged PDF to reduce its file size before emailing, or add a watermark to protect the combined document. If you started from images, use our image to PDF converter first.

How to Merge PDF Files in 3 Steps

Upload your PDFs — select two or more PDF files (up to 5MB each)
Drag to reorder — arrange files in the exact order you want them merged
Download — click Merge and your combined PDF is ready instantly

Common Uses for Merging PDFs

Combining PDFs is one of the most common document tasks. Students merge lecture notes with assignments. Professionals combine PDF files like invoices, contracts, or reports into one submission. Job seekers join a CV, cover letter, and certificates into a single attachment. Whatever your use case, PDFix handles it in seconds.

Frequently Asked Questions

How do I merge PDF files online for free?

Upload your PDFs to PDFix, drag to set the order, then click Merge PDFs. Your combined PDF downloads instantly. No signup required.

Is there a limit to how many PDFs I can merge?

You can merge multiple PDFs in one session. Each individual file must be under 5MB on the free plan.

Will merging PDFs reduce the quality?

No. PDFix merges PDFs without modifying content. The merged result is identical in quality to the originals.

Can I reorder pages before merging?

Yes. After uploading, drag and drop the files into the order you want before clicking Merge.

Are my files deleted after merging?

Yes. All uploaded and processed files are automatically deleted from our servers within 15 minutes.