在线涂白 PDF

需要隐藏敏感信息或从 PDF 中删除不需要的文本？我们的免费在线 Whiteout PDF 工具可让您轻松地用白色覆盖层覆盖文档的任何部分。无论是个人数据、价格还是机密注释，您都可以在共享之前将其永久隐藏。只需上传、选择要涂白的区域，然后下载经过清理的文档即可。

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支持 PDF、Word、Excel、PowerPoint 和图像。安全处理高达 100MB。

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What is an Online PDF Whiteout Tool?

An online PDF whiteout tool lets you cover text, numbers, images, or any content in a PDF with a solid white rectangle — directly in your browser, with no Adobe Acrobat, no software, and no account needed. Upload your PDF, draw white boxes over the areas you want to hide, and download the redacted file in seconds.

At PDFFixNow, you can whiteout PDF content online for free. The white overlay is permanently applied to the downloaded file — the covered content is invisible to anyone who opens the document. Works on Windows, Mac, iPhone, and Android.

Whiteout vs. true redaction — what is the difference? A whiteout tool applies a white shape on top of the existing content. This is a visual cover — ideal for hiding information before printing, sharing a screenshot, or distributing a document where recipients cannot edit the file. For maximum security (e.g., legal discovery or GDPR compliance), we recommend flattening the PDF after whiteout using our Flatten PDF tool. Flattening merges all layers into the page content permanently, ensuring the underlying data cannot be extracted by any technical means.

Common things people whiteout in PDFs: Personal details (names, addresses, ID numbers) on scanned forms; pricing and financial figures before sharing quotes; signatures, dates, or reference numbers in contract templates; watermarks on background images; and handwritten notes or annotations that should not be visible to the recipient.

How to Whiteout a PDF in 3 Simple Steps

Upload your PDF

Drag and drop your PDF file into the upload box or click to browse your device. Your document will load in the whiteout editor with a full page preview.

Draw whiteout boxes over content to hide

Click and drag on the page preview to draw a white rectangle over any text, number, image, or area you want to cover. Resize and reposition each box for precise coverage. Add as many whiteout boxes as needed across any pages in the document.

Download your redacted PDF

Click "Whiteout PDF" to embed all whiteout boxes permanently into the file. Your redacted PDF downloads instantly — ready to share, distribute, or archive with the covered content hidden.

When Should You Whiteout a PDF?

Whiteout is the fastest way to visually hide or remove content from a PDF before sharing it. Here are the most common situations where our tool saves time and protects privacy.

Hide personal details — name, address, phone, ID number — on a scanned form before sending it to a third party.
Cover pricing, discounts, or margin information on a quote PDF before sharing it with a client or prospect.
Redact confidential clauses, payment terms, or party names in a contract template before distributing it.
Cover a watermark, logo, or background image on a PDF page before repurposing or republishing the document.
Hide a bank account number, tax ID, or card number on a financial statement before sharing it as proof of income.
Remove handwritten annotations, sticky notes, or reviewer comments from a PDF before sending the final version.
Cover a previous signature, date, or stamp on a PDF form before re-signing or re-dating the document.
Redact student names or scores on a shared exam paper or assessment document for privacy compliance.

Why Use PDFFixNow to Whiteout PDFs?

安全编辑

永久隐藏敏感数据。一旦变白，下面的信息就完全模糊并且无法恢复。

便于使用

只需拖放即可在文档的任意位置创建遮白框以覆盖文本或图像。

无需安装

直接在浏览器中白化 PDF 文档，无需下载任何软件。

数据隐私

您的文档在传输过程中会被加密，并会在 2 小时后自动从我们的服务器中删除。

通用兼容性

可在 Windows、Mac、Linux 和移动设备上无缝运行。

100% 免费

您可以随意使用我们的 Whiteout 工具，无需支付任何费用或隐藏费用。

Tips for Whiting Out PDF Content Effectively

A whiteout box is a white shape placed on top of the original content. In most PDF viewers, the underlying text is not visible — but technically it may still exist in the file structure. To fully eliminate any possibility of recovery, use our Flatten PDF tool immediately after whiteout. Flattening merges all layers permanently into the page, making the covered content completely unrecoverable.

When covering small text — such as a single ID number or a date field — zoom into the page preview before drawing your whiteout box. This gives you finer control over the exact coverage area and prevents accidentally covering adjacent text you want to keep visible.

If a PDF has a small error — a wrong date, a typo in a name, or an incorrect figure — you can whiteout the error and use our Edit PDF tool to place a new text box with the correct information directly on top. This is much faster than regenerating the entire document from source.

For documents with entire paragraphs or sections that need to be hidden — such as a legal exhibit that is not yet approved for disclosure — draw a large whiteout box covering the full section. You can add multiple boxes per page and across multiple pages in a single session.

Always save a copy of the original unmodified PDF before uploading it to whiteout. Our tool never modifies your uploaded file — only the downloaded version has whiteout applied. But keeping the original ensures you have access to the full content if you need to prepare a differently redacted version later.

You can whiteout a PDF on iPhone or Android directly from your mobile browser. Open PDFFixNow in Safari or Chrome, upload your PDF, draw whiteout boxes using the touch interface, and download the redacted file — no app needed. Perfect for quickly redacting documents before emailing them from your phone.

Frequently Asked Questions About Whiting Out PDFs

上传 PDF，使用遮白工具在要隐藏的文本或图像上画一个框，然后单击“应用更改”保存编辑的文件。

视觉上对齐白框以覆盖内容。为了完全安全，我们建议在应用遮白后展平 PDF，以确保底层不可访问。

是的，我们的 PDF 遮蔽工具完全免费，可满足您的所有编辑需求。

是的，我们使用安全 SSL 连接并在 2 小时后自动删除您的文件。

Yes. Our PDF whiteout tool is fully mobile-friendly. Open PDFFixNow in Safari (iPhone/iPad) or Chrome (Android), upload your PDF, draw whiteout boxes using the touch interface, and download the redacted file — all from your phone or tablet without installing any app.

Yes. PDFFixNow lets you whiteout PDF content online completely without Adobe Acrobat or any paid desktop software. Simply open the tool in your browser, upload your PDF, draw over the content you want to hide, and download the redacted file. The result is fully compatible with Adobe Acrobat Reader and all other PDF viewers.

Yes. You can add whiteout boxes to any page in your PDF within a single session. Navigate between pages in the editor, draw boxes on each page that needs redaction, and when you click "Whiteout PDF", all boxes across all pages are applied simultaneously in the downloaded file.

Password-protected PDFs must be unlocked before they can be whited out. Use our Unlock PDF tool to remove the password, then upload the unlocked file to the whiteout tool to cover your content.

Whiteout places a white shape over content, hiding it visually. True redaction permanently removes the underlying data from the file. For most sharing purposes — email, printing, screenshots — whiteout is sufficient. For legally compliant redaction (court filings, GDPR, HIPAA), use our Flatten PDF tool after whiteout to permanently merge all layers, ensuring the underlying content is not technically recoverable.

No. There is no limit on the number of whiteout boxes you can add in a single session. You can draw as many boxes as needed across any number of pages in your PDF document to completely cover all content you want to hide.

在线涂白 PDF

What is an Online PDF Whiteout Tool?

How to Whiteout a PDF in 3 Simple Steps

When Should You Whiteout a PDF?

Why Use PDFFixNow to Whiteout PDFs?

Tips for Whiting Out PDF Content Effectively

Frequently Asked Questions About Whiting Out PDFs

如何涂白 PDF 中的文本？

文字是否永久删除？

这个工具是免费的吗？

我的文件安全吗？

Can I whiteout a PDF on my phone?

Can I whiteout a PDF without Adobe Acrobat?

Can I whiteout multiple pages in one session?

Can I whiteout a password-protected PDF?

What is the difference between whiteout and redaction?

Is there a limit on how many whiteout boxes I can add?