Merge PDF
Combine multiple PDF files into one document. Drag & drop your files below.
Drag & drop your PDFs here
or click to select
PDF only — Max 100 MB per file — 2 files minimum
Publicité
Concrete results
Real compression examples on typical files
Before / After
Separate files
1 single PDF
12
PDFs max
10s
average time
Reduction by mode
"I had 8 separate reports, now it's one clean PDF. Thank you!"
Free PDF Merger Online — Combine PDFs Without Quality Loss
Combine multiple PDF files into one perfectly ordered document in seconds. No software installation, no account required — just upload, arrange and download. Files are automatically deleted after 1 hour.
How to merge PDFs in 3 steps
1. Click Upload PDF and select all files — or drag & drop them onto the upload zone. 2. Reorder files by dragging thumbnails to your desired sequence. 3. Click Merge and download your combined PDF instantly. The entire process takes under 30 seconds for most documents.
Why merge PDFs?
Merging is essential for consolidating documents: combining a cover letter, CV and portfolio into one application file; assembling monthly reports into a quarterly summary; grouping invoices or receipts for accounting; creating a single study guide from multiple chapter PDFs. One file instead of many reduces email friction and avoids version confusion.
Security and privacy
All uploads use HTTPS TLS 1.3 encryption. Files are processed in an isolated environment and permanently deleted after 1 hour. FileSwiftly never reads, indexes or shares your documents. Full GDPR compliance — no account, no tracking.
FAQ
How many PDFs can I merge at once?
Up to 20 PDF files per merge operation. Each file can be up to 100 MB.
Does merging affect PDF quality?
No. Text, images, fonts, hyperlinks and bookmarks are all preserved exactly. No re-encoding or quality reduction occurs.
Can I change the page order after merging?
Reorder entire files before merging by dragging thumbnails. To reorder individual pages within the merged result, use our Organize PDF tool afterward.
Can I merge password-protected PDFs?
Yes, if you provide the correct password during upload. Alternatively, use our Unlock PDF tool first, then merge.
Will bookmarks and hyperlinks be preserved?
Yes. Internal hyperlinks and existing bookmarks are preserved. Cross-document links may need manual updating after merging.
Can I merge PDFs on mobile (iPhone/Android)?
Yes. FileSwiftly works in any mobile browser — Safari, Chrome, Firefox. No app download needed.
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