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Annotate PDF files

Review and annotate PDF files using a rich set of annotating tools in the Angular PDF Viewer.


Highlight text

Highlight important text in Vue PDF files. Also, customize the appearance of the highlight or remove it.

Angular PDF Viewer Highlight Text


Angular PDF Viewer Underline Text

Underline text

Underline notable text in PDF files. You can customize the color of the underline or remove it.


Strikethrough

Strikethrough unimportant text in PDF files. You can customize the color of the strikethrough or remove it.

Angular PDF Viewer Strikethrough


Angular PDF Viewer Shape Annotations

Shape annotations

Use drawing tools to add rectangles, circles, ellipses, lines, arrows, and polygons to a PDF file. The shapes can also be moved, resized, and customized.


Calibrate - Measuring tools

Measure the distance, area, radius, volume, and perimeter of the objects using measurement tools.

Angular PDF Viewer Calibrate - Measuring Tools


Angular PDF Viewer Stamp Annotation

Stamp a document

Add stamps to a PDF file like applying rubber stamps to a paper document from the list of built-in stamps or create your own stamps.


Free text annotation

Include free text in PDF files. You can move, resize, remove, or edit the appearance of free text.

Angular PDF Viewer Free Text Annotation


Angular PDF Viewer Handwritten Signature

Handwritten signature

Add handwritten signatures to PDF files. Signatures can be resized, moved, removed, saved, and customized.


Sticky notes and comments

Add sticky notes and comments anywhere in a PDF file. It can be moved and removed.

Angular PDF Viewer Sticky Notes and Comments


Import and export annotations in Vue PDF Viewer

Import and export annotations

Annotations in a PDF document can be exported as JSON or XFDF and stored in the database. The annotations in JSON or XFDF formats can be imported back to the PDF document.



Angular version compatibility

With continuous improvement in Angular versions, the Angular PDF Viewer is kept up to date to make it compatible with the latest version.

Angular version compatibility




Frequently Asked Questions

The Syncfusion Angular PDF Viewer (ng PDF viewer) supports the following features:

  • Accurate and reliable PDF rendering.
  • Easy navigation and interactions.

  • Review PDF files with annotating tools such as text markup, shape, measure, free-text, stamp, and sticky notes.

  • Supports filling and editing of AcroForms.

  • One of the best Angular PDF Viewers in the market that offers feature-rich UI to interact with the software.
  • Simple configuration and APIs.
  • Supports all modern browsers.
  • Mobile-touch friendly and responsive.
  • Expansive learning resources such as demos and documentation to learn quickly and get started with Angular PDF Viewer.

You can find our Angular PDF Viewer demo, which demonstrates how to render and configure the PDF Viewer.

No, this is a commercial product and requires a paid license. However, a free community license is also available for companies and individuals whose organizations have less than $1 million USD in annual gross revenue, 5 or fewer developers, and 10 or fewer total employees.

A good place to start would be our comprehensive getting started documentation.

Our Customers Love Us

Having an excellent set of tools and a great support team, Syncfusion® reduces customers’ development time.
Here are some of their experiences.

Other supported frameworks

PDF Viewer is also available in Blazor, React, Vue, JavaScript, ASP.NET Core, and ASP.NET MVC frameworks. Check out the different PDF Viewer platforms from the links below,

Supported browsers

The Angular PDF Viewer works well with all modern web browsers such as Chrome, Firefox, Microsoft Edge, Safari, and Opera.

Supported browsers

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