Online PDF editor

Edit PDF pages online with focused tools to organize and adjust a document. Merge or split PDFs, rotate or resize pages, add a text watermark or page numbers, remove pages, and protect or unlock a PDF you are authorized to modify.

Open PDF editing tools →

Choose an online PDF editor tool

Merge PDF — combine documents in the selected order.
Split PDF — extract one continuous page range.
Remove PDF pages — delete selected pages.
Resize PDF pages — scale page content to A4, Letter, or A3.
Add a PDF watermark or add page numbers.
Rotate PDF pages by 90, 180, or 270 degrees.
Protect a PDF with a password or unlock a PDF when you have its password.

How to edit a PDF online

Choose the tool that matches the PDF change you need.
Select a PDF file; merge accepts multiple files.
Set the requested pages, rotation, page size, watermark, or password.
Process and download the updated PDF, then review every changed page.

What this PDF editor changes

These tools edit document structure and page presentation; they do not provide arbitrary click-to-edit text or image editing inside the page. For content changes, edit the source document and export it again, or use a dedicated PDF content editor. Review the output before relying on it.

PDF editor privacy and limits

PDF operations are sent to Convert Hau's conversion service for the requested job. Temporary processing files are removed when processing finishes. Only unlock files you are authorized to modify, and keep a copy of the original PDF.