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Merge PDF Files Online

Combine multiple PDF documents into a single file. Upload your PDFs, arrange them in the order you want, and download one merged document. Fast, free, and secure.

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Max 20 files, 50MB each

Why Merge PDF Files?

Merging PDFs is essential in any professional workflow where you need to combine reports, signed contracts, invoices, scanned receipts, or supporting documents into a single, well-organized file. Instead of sending multiple attachments that recipients may lose or open out of order, you share one comprehensive, self-contained document.

A merged PDF is significantly easier to archive, print in bulk, and share with colleagues and clients. It keeps related documents together in a logical sequence, ensures pages always stay in the correct reading order, and reduces the risk of recipients missing important attachments or pages.

How to Merge PDF Files

  1. 1

    Upload two or more PDF files to the merger.

  2. 2

    Your files will be combined in upload order.

  3. 3

    Download the merged PDF document.

Key Features of MiConvert PDF Merger

  • Combine unlimited pages from multiple PDFs
  • Preserves all formatting, fonts, and images
  • Fast cloud-based processing
  • No software installation required
  • Free and secure - files deleted after processing

Frequently Asked Questions

Is there a limit on how many PDFs I can merge? ▼

You can merge up to 10 PDF files at once, with each individual file up to 50 MB in size. This is sufficient for combining most document sets including multi-page reports, contracts, and scanned paperwork.

Will the merged PDF keep the original formatting? ▼

Yes, all pages retain their original formatting, including text, images, fonts, and page sizes. The merge process preserves the complete content of each PDF.

Can I reorder the PDFs before merging? ▼

Files are merged in the order they appear in the upload list. To change the order, clear and re-upload the files in your preferred sequence.

Is the merge process secure? ▼

Yes, all files are processed on our server and automatically deleted after 30 minutes. We never store or share your documents.