How do I merge PDF files in the right order?
Add all your PDFs, then drag the thumbnails to set the order before merging. The combined file follows the order you arrange on screen.
Combine multiple PDFs into one with drag & reorder
Merge PDF files online in one click. Reorder files, combine pages into a single document, and download without watermarks or signup.
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Merge PDF files online in one click. Reorder files, combine pages into a single document, and download without watermarks or signup.
Last updated: Jun 21, 2026
Reduce file size using smart compression levels
Crop PDF pages to remove margins and unwanted edges
Split by page range or individual pages
Convert images to PDF documents
PDF redaction — hide sensitive text, logos, and images with solid colors or blur. Apply to one page or all pages.
Convert PDF pages to JPG/PNG images
Add all your PDFs, then drag the thumbnails to set the order before merging. The combined file follows the order you arrange on screen.
You can merge several PDFs at once within the per-file size limit shown on the tool. For very large sets, merge in smaller batches and then combine the results.
No. Pages are copied as-is, so text stays selectable and images keep their original resolution in the merged PDF.
Merge PDF includes free usage on WebioTools. Limits may apply for high-volume usage depending on your plan.
WebioTools is privacy-first. Many operations run in-browser, and data handling follows the site's privacy policy.