How many PDFs can I merge at once?

You can merge up to 12 PDF files at once in the free tool. FileSwiftly Pro supports unlimited files per batch.

Can I reorder pages before merging?

Yes. You can drag and drop the file cards to set the final order before merging.

Is there a file size limit per PDF?

Each file can be up to 50 MB. For larger files, use FileSwiftly Pro which supports up to 500 MB per file.

Will the merged PDF retain bookmarks and links?

Yes. Internal bookmarks, hyperlinks, and metadata from each input PDF are preserved in the merged output.

Is it secure to upload confidential PDFs?

Yes. All transfers are HTTPS encrypted, files are processed on isolated servers, and automatically deleted after 1 hour.

Unisci PDF

Combina più PDF in uno. Trascina i file qui sotto.

~5–20 secondes Jusqu'à 20 fichiers Supprimé après 1h Max 50 MB / fichier

Trascina i tuoi PDF qui

o clicca per selezionare

Solo PDF — Max 50 MB per file — Min. 2 file

Risultati concreti

Esempi reali di compressione su file tipici

Prima / Dopo

5 PDF

File separati

1 PDF

1 PDF unico

12 PDF max

PDF max

10s

tempo medio

Riduzione per modalità

2 PDF ~3 secondi

Prima

20%

Dopo

100%

5 PDF ~8 secondi

Prima

50%

Dopo

100%

12 PDF ~20 secondi

Prima

100%

Dopo

100%

"Avevo 8 report separati, ora è un unico PDF pulito. Grazie!"

Connessione sicura HTTPS

File eliminato dopo 1h

50.000+ file/giorno

Elaborazione in meno di 30s

How to merge PDF files online for free?

Combining multiple PDFs into one document takes under 10 seconds with FileSwiftly. Drag and drop your files, reorder them as needed, then download your merged PDF. No software installation, no account required.

When to merge PDF files?

PDF merging is useful in many scenarios: assembling an annual report from separate chapters, consolidating monthly invoices into one accounting file, combining separately signed form pages, or preparing a presentation portfolio. Our online PDF merger preserves layout, internal links, bookmarks, and metadata from each source document.

Merge PDF with page reordering

Before merging, you can reorder files by drag and drop. The card order matches the final page order in the merged PDF. The free tool supports up to 12 PDF files, each up to 50 MB. FileSwiftly Pro allows merging up to 50 files at once.

Related PDF tools

To extract specific pages instead, use our Extract PDF Pages tool. To split a PDF into multiple files, see Split PDF. To reduce the size of the merged file, follow up with Compress PDF.

FAQ

How many PDFs can I merge?

Up to 12 PDFs on the free plan. FileSwiftly Pro supports up to 50 files per merge operation.

Is page order preserved?

Yes. Pages from each PDF are inserted in the exact order of the source file. You can reorder files before merging by drag and drop.

Are bookmarks and links kept?

Yes. Our merge engine preserves internal hyperlinks, bookmarks, and metadata from each source file.

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Unisci fino a 50 PDF in una volta con Pro

Fino a 50 file per batch File fino a 500 MB File conservati 7 giorni

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