Easy to Integrate
Easy to Integrate Code samples, familiar package managers, and a Docker image make it easy to get up and running.
Some test text!
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Universal Windows Platform PDF Library
Build desktop & mobile UWP apps that can view, edit, create, and annotate PDF, Microsoft Office, and 30+ formats. Enjoy top-notch native performance & behaviors, complete C# source code control, and vector XPS printing — all engineered for the best possible Universal Windows Platform (UWP) experience.
Complete C# Source Code customization
Create winning document experiences with the power & flexibility of complete C# source code customization.
Cross-platform Xamarin Support
Develop native iOS, Android, and Windows apps using the common C# PDF API and Xamarin.UWP.
Vector XPS Printing
Enable high-quality and efficient printing using the only UWP PDF SDK that supports Windows XPS print path.
The Most Complete C# API for UWP
Start with just what you need and seamlessly add more features, such as night mode, reflow, MS Office, redaction, optimization, etc.
UWP Fluent Design
Support native behaviors such as stylus actions/gestures and out-of-the-box compatibility with UWP Fluent Design & UWP Style Guidelines.
Top Performance & Proven Rendering
UWP-optimized silky smooth viewing of complex PDFs in continuous modes or at high zoom factors (up to 500x magnification).
Top productivity apps in The Windows App Store use PDFTron UWP SDK
Drawboard, Xodo (PDFTron UWP SDK sample app)
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Hundreds of features
Support current and future use cases with the most complete PDF & Office SDK on the market.
All Features
30+ file formats
Support for 30+ file formats, including PDF, PDF/A, HTML, SVG, PNG, and Microsoft Office.
All File Formats
Documentation & Samples
Everything you need to quickly build a prototype, and for a great development experience.
DocumentationUsing PDFTron
PDFTron is easy to get up and running with popular package managers and a few lines of code.
Creating an Annotation
Converting to Image
Text txtannot = Text.Create(doc, new Rect( 10, 20, 30, 40));
txtannot.SetIcon("UserIcon");
txtannot.SetContents("Hello world");
txtannot.SetColor(new ColorPt(0,1,0) );
txtannot.RefreshAppearance();
page.AnnotPushBack(txtannot);Annots::FreeText txtannot = Annots::FreeText::Create( doc, Rect(10, 400, 160, 570) );
txtannot.SetContents( UString("Hello world" ) );
txtannot.SetBorderStyle( Annot::BorderStyle( Annot::BorderStyle::e_solid, 1, 10, 20 ), true );
txtannot.SetQuaddingFormat(0);
first_page.AnnotPushBack(txtannot);
txtannot.RefreshAppearance();View our guides, sample code, or API docs for more information
Powered by the PDFTron SDK
Consistent and Predictable
Our core document engine has been perfected by 20 years of knowledge, innovation, and real-world testing.
Fully Customizable
An open source UI gives you complete freedom to match your look & feel, and optimize the user experience.
Truly Cross-Platform
A single API with consistent function calls across platforms means a shorter learning curve and easier maintenance.
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