Question 1

Can I annotate a PDF for free?

Accepted Answer

Yes, you can easily annotate and mark up PDFs for free using Xodo across web, desktop, and mobile platforms.

Seamlessly add notes, highlight important text, underline key points, and even draw or write freehand on your PDF files with Xodo.

To get started, simply open your PDF in the free online PDF annotator. Then use the available markup tools to annotate your PDF. Once you're done, click on the Download button to save the annotated PDF to your device.

Question 2

How to annotate a PDF on Mac?

Accepted Answer

You can use the Preview app to annotate a PDF file on Mac. Follow these steps:

1.  Open your PDF in the Preview app.
    2.  Click on “Show Markup Toolbar” under the “View” menu.
    3.  Use the available tools to markup and annotate your PDF.
    4.  Click on “Save” to save your annotated document.

You can also use Xodo to annotate PDF files directly within your Mac browser. Xodo's free online PDF annotator allows you to insert comments, apply highlights, strikethrough text, and add other markups, all without needing to install any additional apps.

Question 3

What app can I use to annotate a PDF?

Accepted Answer

Use the Xodo app for iOS or Android to annotate your PDF on any mobile device.

Easily add text, insert notes, highlight text, and other markups while reviewing your documents on the go with Xodo.

Question 4

How do I annotate a PDF without Adobe?

Accepted Answer

Annotate your PDF documents with Xodo, a trusted Adobe Acrobat alternative available on the web, Windows, iOS, and Android devices.

Xodo offers intuitive tools for annotating your documents, enabling you to add or replace text, insert notes, highlights, various shapes, and even draw directly on your PDF pages.

Xodo also seamlessly integrates with popular cloud storage services like Google Drive, Dropbox, and Xodo Drive, ensuring convenient access to your documents from anywhere.

PDF 注释器

注释 PDF 文件的最佳方式

如何在线注释 PDF

注释 PDF 常见问题解答

使用 30 多种在线 PDF 工具完成更多工作