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ComPDFKit PDF SDK for Windows

Integrate PDF functions into your applications on desktop, web or server frameworks.

Published by ComPDFKit
Distributed by ComponentSource since 2022

Version: v2.4.0 NEW Updated: Mar 28, 2025

Screenshot of ComPDFKit PDF SDK for Windows

ComPDFKit PDF SDK for Windows

ComPDFKit PDF SDK allows developers to integrate PDF Annotations, Format Conversion, Digital Signature, Smart Forms, OCR, redaction, and more capabilities in their applications on Windows (iOS and Android platform editions are also available) and the web.

 
 
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User-friendly and fully-featured PDF viewer.
Flexible page management and manipulation.
Form fill, edit, and create.
Keep your users' data safe.
ComPDFKit PDF Annotation 1
ComPDFKit PDF Annotation 2

ComPDFKit PDF SDK includes the following key features:

  • Viewer - Maintain a smooth viewing experience in even the most complex PDF documents with fast and battle-tested rendering engine. Providing solutions to accommodate a fully customizable UI with powerful PDF APIs.
  • Annotation - Markup PDFs with highlights, stamps, and comments, draw and add notes to PDFs, or create custom annotations, each with its own style controls. Bring users an excellent reading and writing experience, import and export...
Learn more about ComPDFKit PDF SDK for Windows

Latest News

Convert Scanned Docs into Editable, Searchable PDFs
Convert Scanned Docs into Editable, Searchable PDFs
February 27, 2024Product Update
ComPDFKit Conversion SDK v1.10 optimizes document workflows by converting scans into PDF files that can be easily searched and edited.
Add PDF Find and Replace Functionality to Your Apps
Add PDF Find and Replace Functionality to Your Apps
January 24, 2024Product Update
ComPDFKit PDF SDK v1.12.0 includes new functionality in content editor mode that allows users to easily locate and change text.
Convert Extracted Content from PDF to JSON
Convert Extracted Content from PDF to JSON
November 27, 2023Product Update
ComPDFKit Conversion SDK v1.9.0 (available for Windows, Mac, iOS and Android) introduces an API that allows you to extract data from PDF files and convert it to JSON format.
Enhance PDF Security with Digital Signatures
Enhance PDF Security with Digital Signatures
November 3, 2023Product Update
ComPDFKit PDF SDK v1.10.0 adds digital signature support, allowing users to accurately identify the creator and signer of a document.
ComPDFKit PDF SDK v1.10.0
ComPDFKit PDF SDK v1.10.0
October 20, 2023New Version
Adds support for digital signatures.
ComPDFKit Conversion SDK v1.8.1
ComPDFKit Conversion SDK v1.8.1
September 21, 2023New Version
Integrate OCR functionality into your own app in the form of a plugin.
More News
License Validity Period: 1 Year, 1 Project, Unlimited Files, Unlimited Developers, Unlimited Locations, ComPDFKit does not limit the number of users and/or documents, for internal or external usage...
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Feature Highlights

User-friendly and fully-featured PDF viewer.Flexible and time-tested annotations and markups.Flexible page management and manipulation.Form fill, edit, and create.Keep your users' data safe.
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ComPDFKit
As official and authorized distributors, ComponentSource supplies you with legitimate licenses directly from ComPDFKit.
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Component Type
  • .NET SDK
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