secure PDF encryption SDK - AI tools

ZetPDF is a high-performance .NET SDK that enables developers to create, edit, convert, protect, and print PDF documents without requiring Adobe Acrobat, featuring a 100% managed C# codebase with its own rendering engine.

• Pay Once

ComPDFKit provides comprehensive PDF SDKs for developers, enabling integration of PDF viewing, annotation, editing, conversion, and AI-driven document processing functionalities into applications across multiple platforms.

• Free Trial
• From 67$

Sejda is a comprehensive PDF editing and management platform offering over 30 browser-based tools for tasks like editing, merging, splitting, converting, compressing, and securing PDF documents.

• Freemium
• From 8$

PDFGate is a professional HTML to PDF conversion API service that offers advanced browser-based rendering powered by Google Chrome, with robust security features and easy integration options.

• Paid
• From 9$

DocMadeEasy offers a comprehensive suite of secure, AI-powered PDF management tools for editing, signing, converting, and optimizing documents online.

• Freemium
• From 7$

Systweak PDF Editor is an all-in-one Windows software that enables users to edit, convert, sign, protect, and compress PDF files with advanced features including OCR and batch processing.

• Freemium

API2PDF provides a powerful REST API enabling developers to generate, convert, and manipulate PDFs and documents at scale using leading rendering engines and serverless infrastructure.

• Usage Based
• From 1$

PDF Anti-Copy is a Windows PDF security utility that reprocesses text and graphics to prevent copying, conversion, and printing, while maintaining original formatting and quality.

• Other

VeryPDF offers a suite of tools for PDF editing, conversion, and document processing, including OCR capabilities for text extraction and format transformation across various file types.

• Other