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Create electronic signatures and sign a PDF document with the help of our simple, fast and free too. So, sign a PDF now online now in your web browser!
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Easy Conversion

Our 3-step processing is very quick and easy to sign any PDF online. Just upload file, type signature and let HiPDF do it's magic!
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This tool works across multiple operating systems and browsers to ensure performance across a wide range of devices. Now sign PDF on any device!

Your file security and privacy are guaranteed.

As a member of the PDF Association, HiPDF has received international authoritative certifications, including ISO/IEC 27001, SSI SECURE, etc. All files uploaded will be permanently deleted within 60 minutes after processing. We are committed to providing users with PDF solutions and ensuring their privacy and file security.

How to Sign a PDF Online?

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Step 01. Upload PDF document

Drag and drop the PDF document to sign. HiPDF will quickly and stably upload the file.
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Step 02. Sign PDF online

Then create electronic signature by typing, drawing or uploading. Place signature in the document as you need.
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Step 03. Save the signed file

Finally click on download to get signed PDF document.
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HiPDF Online Tools quality rating:

4.8 (188,357 Votes)
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We've already perfectly processed 313,254,587 files with a total size of 10,124 TB