Sign PDF在 PDF 上签名
Draw or type a signature and place it on a PDF page locally.手写或输入签名后，将其放置到 PDF 指定页面。
Your files are processed entirely in your browser. Nothing is uploaded to any server.所有文件均在浏览器本地处理，不会上传到服务器。
About this tool工具说明
Draw or type a signature and place it on a PDF page locally. Works directly in your browser - no software to install, no account required, completely free.手写或输入签名后，将其放置到 PDF 指定页面。
FAQ常见问题
Is this a certificate-based digital signature?
No. This tool visually places your signature on a PDF and saves a new file.
Is my signature uploaded?
No. The PDF and signature stay in your browser.
这是数字证书签名吗？
不是。本工具只会将签名外观写入 PDF 并保存新文件。
签名会上传吗？
不会，PDF 与签名都只在浏览器本地处理。
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