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Essential Studio

The Complete, Developer-Friendly PDF Viewer SDK

  • Bullet IconSeamless PDF viewing, navigation, and zooming.
  • Bullet IconEnhance reviews with rich annotation tools such as text highlighting, shapes, free text, stamps, and freehand drawing.
  • Bullet IconInteractive form filling and signing capabilities.
  • Bullet IconOptimized for web, desktop, and mobile applications.
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Overview

The Syncfusion® PDF Viewer SDK provides a powerful, high-performance solution for viewing PDF documents. It enables developers to seamlessly integrate features such as document navigation, interactive tools, form filling, digital signing, and annotation reviews into web, desktop, and mobile applications.

Key Features

Digital Document Viewing

Digital Document Viewing

View PDF documents with text, images, vector graphics, and embedded fonts exactly as intended across all devices. Interactive zoom and pan controls give you optimal document display.

Document Navigation

Document Navigation

Easily navigate PDF documents with smooth page transitions, document links, hyperlinks, and an outline view.

Text Search and Selection

Text Search and Selection

Powerful text selection and search functionalities allow users to find, select, and interact with textual content easily within PDF documents.

Annotation and Review Tools

Annotation and Review Tools

Comprehensive annotation tools for reviewing PDF documents including highlights, comments, stamps, text, and freehand drawings

Interactive Form Filling

Interactive Form Filling

Complete form-filling capabilities with support for text fields, checkboxes, radio buttons, dropdowns, and signature fields. Easy PDF form completion and data entry.

Electronic Signatures

Electronic Signatures

Add, remove, and manage signatures in PDF documents with multiple signature types, including handwritten, typed, and image-based.

Supported Frameworks

AI-Powered Blazor PDF Viewer
Check IconSummarize PDFs with precision. Check IconAdvanced redaction with approval workflow. Check IconInstant answers from any PDF file. Check IconSmart-fill for effortless form completion.

Why choose Syncfusion® PDF Viewer SDK?

High Performance

High performance

Thousands of PDF pages can be loaded instantly. On-demand loading and virtualization support helps reduce the initial loading time for larger PDF files.

Rich annotating tools

Rich annotating tools

The PDF Viewer offers various annotations including text markup, shape, stamp, sticky note, measurement, free-text, and ink.

Easy to interact

Easy to interact

Interact effortlessly with PDFs using selection and panning modes in the PDF Viewer.

Flexible comment panel

Flexible comment panel

Use the comment panel to insert annotations, respond to comments, and manage statuses in the PDF.

Add handwritten signatures

Add handwritten signatures

Add handwritten signatures to your PDF files and easily customize them by resizing, moving, deleting, or saving. A simple way to enhance your digital workflow.

Adapts to any resolution

Adapts to any resolution

The PDF Viewer is designed to be responsive with an optimized design for desktops, touchscreens, and smart phones. It works well on all mobile phones that use iOS, Android, or Windows OS.

Attractive, customizable themes

Attractive, customizable themes

Cutting-edge design with several built-in themes, such as Fluent, Tailwind CSS, Bootstrap, Material, and Fabric. Utilize the online Theme Studio tool to customize themes easily.

Globalization and localization

Globalization and localization

Enables users from different locales to use the component by formatting the text content to suit their preferences.

What Developers Say

Developers around the world trust Syncfusion Essential Studio to simplify complex projects and speed up delivery. With a vast library of UI controls, powerful SDKs, and reliable support, Syncfusion helps teams build enterprise-ready applications with confidence. Their feedback highlights how Syncfusion reduces development effort while enabling them to focus on innovation.

Rated by users across the globe

PDF Viewer Blogs

pdf-viewer-blog

BLOG

Introducing the Next-Gen Blazor PDF Viewer Component

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pdf-viewer-blog

BLOG

How to Auto-Save PDF Annotations and Forms in .NET MAUI Using PDF Viewer

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pdf-viewer-blog

BLOG

From Manual to Magical: Syncfusion’s JavaScript AI PDF Viewer in Action

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Awards

Greatness—it’s one thing to say you have it, but it means more when others recognize it. Syncfusion® is proud to hold the following industry awards.

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