Accusoft PDF Viewer
Add powerful PDF viewing and annotation features to your web application with no servers or plugins
Expand Your Software’s PDF Potential
Accusoft PDF Viewer is a JavaScript SDK that easily integrates into your web application to enable PDF viewing and annotation features with no server dependencies. With a responsive UI, lightning-fast search, and high-quality rendering, this lightweight viewer makes it easy to deliver dynamic PDF experiences across all devices.
How simple is it? Add PDF viewing capabilities to your web application with just 10 lines of code:
<script src="https://cdn.jsdelivr.net/npm/@accusoft/pdf-viewer@latest/bundle.js"></script>
<div id="viewer"></div>
<script>
(async () => {
const pdfViewer = await window.Accusoft.PdfViewerControl.create({
sourceDocument: 'https://MyURL.com/MyPDF.pdf',
container: document.getElementById('viewer')
});
})();
</script>Accusoft PDF Viewer Benefits
Our JavaScript-based PDF SDK runs entirely within the browser to improve your application’s performance and reliability.
PDF viewing takes place within your secure web application. No third-party plugins or external software installation needed.
Add just a few lines of code to your existing web application to start viewing PDFs right away and get to market faster.
Easily view and interact with documents on any screen size thanks to controls optimized for out-of-the-box mobile support.
Receive world-class support and get immediate access to the latest features and updates as they are released.
We built our innovative features upon the popular foundation of PDF.js to ensure reliable document rendering.
Key Features
Provide an optimal PDF viewing experience for your users
View and interact with PDFs on any device.
Choose from a variety of markup options.
White label and add/remove toolbar elements.
Get near-instant results with full-text search.
Electronically sign PDFs with freehand drawing.
Ensure images stay sharp at all zoom levels.
Stay In the Know
We’ve got big plans in store for Accusoft PDF Viewer! Our development team is working hard to add new features and functionality. Sign up now to receive notifications about new capabilities as soon they become available.
Charlie Davis has been with Accusoft since 2015. He is currently the lead engineer on the Accusoft PDF Viewer project. During his time at Accusoft, he has worked on a myriad of different products and teams including the support team, PrizmDoc Viewer, OnTask, and more. He has also given a variety of talks on Node.js at local Node.js meetups and published multiple blog posts on Node.js development. A graduate of University of Miami, Charlie earned a Computer Science B.S and an English Literature B.A. When he's not coding, he enjoys playing and recording music with his band Wallysburg.
Choose Your Own Experience
Our JavaScript PDF SDK is now available in two versions – a Standard version with basic viewing features that is free to use, and a Professional version with enhanced paid functionality like annotation and white labeling. Visit the Solutions tab to learn more.
Accusoft PDF Viewer Features
Responsive UI
The optimized viewer UI adapts seamlessly from desktop displays to smaller mobile screens.
- Out-of-the-box mobile interface
- Pinch to zoom support
- Full screen view on all devices
*Standard and Professional
Annotation
We currently provide a variety of annotation tools (with more on the way):
- Freehand
- Text Highlighting
- Rectangles/Squares
- Ovals/Circles
- Lines/Lines with Arrows
*Professional only
Customization
Deliver our functionality under your brand with a white labeling option that creates a seamless application experience. Customize the UI to your liking with toolbar elements that can be added or removed.
*Professional only
Lightning-Fast Search
Find what you need at the speed of light! Accusoft PDF Viewer’s full-text asynchronous search functionality delivers near-instant results while maintaining blazing fast viewer performance, even when viewing lengthy PDF files.
*Standard and Professional
eSignature
Allow users to quickly sign documents on computers, tablets, and smartphones. Using the new freehand annotation tool, they can easily draw an electronic signature using a mouse, stylus, or finger.
*Professional only
High-Quality Rendering
Dynamic PDF rendering delivers a superior viewing experience.
- Maintains image clarity when zooming
- Renders sharp text on high DPI screens
- Responsive viewer adapts to screen size
*Standard and Professional
Stay In the Know
We’ve got big plans in store for Accusoft PDF Viewer! Our development team is working hard to add new features and functionality. Sign up now to receive notifications about new capabilities as soon they become available.
PDF Solutions to Fit Your Needs
Accusoft PDF Viewer comes in two versions for your PDF viewing, markup, and customization needs. Whether you’re after a simple and free viewing option or more robust and customizable functionality, Accusoft has a solution. Explore the capabilities you can add to your application in the table below.
Features |
||
|---|---|---|
| Standard Version | Professional Version | |
| Optimized performance across desktop and mobile |  |
|
| Responsive UI for Mobile Viewing | |
|
| Powerful Text Search | |
|
| High-Quality Rendering | |
|
| Printing | |
|
| Zoom, pinch to zoom on mobile | |
|
| Thumbnails | |
|
| Document Panning | |
|
| White Labeling |  |
|
| Customizable UI | |
|
| Annotation Tools | |
|
| eSignature | |
|
| Support | Standard support available for additional charge. | Standard support included. Upgrade to Priority for additional charge. |
| Download Now | Request a Trial Key |
Stay In the Know
We’ve got big plans in store for Accusoft PDF Viewer! Our development team is working hard to add new features and functionality. Sign up now to receive notifications about new capabilities as soon they become available.
Choose your use case:
Accusoft PDF Viewer Standard
“I need the ability to view, navigate, and search PDFs across a variety of devices at no cost.”
Solution: Get started right away with our free Standard version. Just insert a few snippets of code to add mobile-friendly viewing to your web app.
Accusoft PDF Viewer Professional
“I need the ability to view, annotate, and sign PDFs on all devices and also customize the UI.”
Solution: Request a trial key for the Professional version. Note you can get started now with the free viewer and plug in your key once received.
Stay In the Know
We’ve got big plans in store for Accusoft PDF Viewer! Our development team is working hard to add new features and functionality. Sign up now to receive notifications about new capabilities as soon they become available.
Get Started
Accusoft PDF Viewer is now available in two versions: a free-to-use Standard version and a paid Professional version. To compare feature sets, click here.
Get started with our Standard version right away, and request a trial key that can be plugged in once received to evaluate the full-featured offering.
Supported Operating Systems
- Windows: last two versions of chromium based browsers such as Microsoft Edge and Google Chrome
- Mac: last two versions of Safari
- iOS/iPadOS: native Safari browser (latest)
- Android: native Chrome browser (latest)
We support the latest versions of chromium based browsers on desktops. For mobile, we support the latest Chrome browser on Android and latest version of Safari on iOS / iPadOS.
Since modern browsers auto update we test our product against the latest stable build for each platform. If you’re a few versions behind, in general, you should have no issues using the product.
Feedback
Please report suggestions and feature requests at: https://ideas.accusoft.com/
Support
Accusoft prides itself on providing first class support for our customers. For Accusoft PDF Viewer Standard (free), basic support is available for a charge. For Accusoft PDF Viewer Professional, support is included with the annual license and additional levels of support are available as an upgrade. Please contact us for more information on our support packages.
Accusoft PDF Viewer Documentation
Additional Resources
Stay In the Know
We’ve got big plans in store for Accusoft PDF Viewer! Our development team is working hard to add new features and functionality. Sign up now to receive notifications about new capabilities as soon they become available.