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Sign PDF Documents
Free PDF signature tool. Add your signature to PDF documents by drawing or uploading an image. Position signatures anywhere on any page — all in your browser.
What this tool does
Sign PDF Documents helps you free PDF signature tool. Add your signature to PDF documents by drawing or uploading an image. Position signatures anywhere on any page — all in your browser.
What you get
Sign PDF Documents produces a direct output in this page and keeps all processing on your device, with nothing uploaded to our servers.
Upload PDF file
Select a PDF file to add your signature. You can draw a signature or upload an image file.
Drag & drop files or browse
Supports: application/pdf Up to 1 file.
Tip: Draw your signature using mouse or touch, or upload a signature image. Position will be measured from the bottom-left corner of the page. Typical signature size: 200x100px.
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Report a bug
If this tool misbehaves, share a quick summary so we can investigate. We include the tool URL automatically—no need to copy and paste.