Stop settling for slow web-views. inkPDF delivers native-grade rendering, professional annotation tools, and 100% on-device security for enterprise Flutter apps.
Enable students to highlight, draw, and take notes directly on their course materials with zero lag. Compatible with stylus and Apple Pencil.
Maintain strict data sovereignty. Documents never leave the user's device. 100% on-device processing for secure PDFs.
Integrate professional document management into your Flutter dashboards with a single widget. No native coding required.
Engineered from the ground up for Flutter apps that require extreme reliability.
Native C++ core allows loading and rendering large, graphic-heavy PDF documents smoothly at 60 FPS.
Fully customizable pens, highlighters, and shapes with pressure sensitivity and dynamic opacity controls.
Don't just erase pixels. Our smart engine selectively removes entire annotation strokes with surgical precision.
Interactive native rulers and dimensioning tools for technical documents, blueprints, and forms.
Saves, loads, and syncs annotations using the industry-standard XML Forms Data Format (XFDF).
Fluid touch interactions for mobile and precise pointer support for desktop with pinch-to-zoom.
View and annotate local PDF files without requiring an internet connection. Reliability everywhere.
Fully native performance and seamless integration with macOS system models and secure sandbox environments.
Optimized for low-end devices with aggressive cache management and efficient memory pooling.
Write once, run anywhere. A single Flutter widget for Android, iOS, and macOS with consistent behavior.
Documents never leave the device. All rendering and annotation logic is executed locally.
Integrated support for industrial-strength PDF security standards and encrypted local storage.
import 'package:ink_pdf/ink_pdf.dart';
InkPdfCanvas(
path: "/local/path.pdf",
onMessage: (type, data) {
logger.log("Rendered: $type");
},
)
Whether you're a solo developer or an enterprise organization, we have the right licensing to help you scale.
CodeShield Software Solutions is a powerhouse in native SDK development. inkPDF was born out of our commitment to providing developers with tools that are fast, secure, and completely free from legacy dependencies.
Everything you need to know about inkPDF.