PDF RedactionSecure Document Redaction

Redact sensitive information from PDFs locally. Remove metadata, permanently delete content, no upload required.

常見問題

關於此工具您需要了解的一切。

Yes. Our redaction permanently removes content from the PDF, not just covering it with a black box. The original data is destroyed.

No. All processing happens entirely in your browser. Your files never leave your device.

We remove author, creator, creation date, modification date, and other embedded metadata.

所有處理都在瀏覽器中 100% 完成。文件從未上傳到任何服務器。

由 WebAssembly 驅動，提供近乎原生的性能。無需等待上傳。

在任何設備 (Windows, Mac, Chromebook, 手機) 的 Chrome/Edge/Firefox 瀏覽器中直接運行。

Redact sensitive information from PDFs locally. Remove metadata, permanently delete content, no upload required.

關於此工具您需要了解的一切。

Yes. Our redaction permanently removes content from the PDF, not just covering it with a black box. The original data is destroyed.

No. All processing happens entirely in your browser. Your files never leave your device.

We remove author, creator, creation date, modification date, and other embedded metadata.

所有處理都在瀏覽器中 100% 完成。文件從未上傳到任何服務器。

由 WebAssembly 驅動，提供近乎原生的性能。無需等待上傳。

在任何設備 (Windows, Mac, Chromebook, 手機) 的 Chrome/Edge/Firefox 瀏覽器中直接運行。