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Complete PDF SDK for Any iOS App

Offer PDF libraries in Objective-C, Swift, and C/C++ programming languages. Enable you to integrate PDF features like PDF viewing, editing, annotation, conversion, forms, and more into your native iOS apps or cross-platform mobile apps.
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Build iOS Apps with ComPDFKit: Default or Custom UI

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Best PDF Library: ComPDFKit for iOS

Native and Cross-Platform App Development
Frameworks: iOS Native Framework
Frameworks for Cross-Platform Mobile Apps: React Native, Flutter, Xamarin.iOS, and Cordova
Operating Systems
iOS 10.0 or higher
iPadOS 13 or higher
macOS 10.15 or higher
Development Environment
Xcode 12.0 or newer for Objective-C or Swift.
Technical Advantages
Independent Intellectual Property Rights
Multiple Deployments: Local SDK and Online API
Support Mac Catalyst Architecture
Rich, Complete, and Cutting-edge PDF Features
Fast to Integrate with Few Lines of Code
Comply with PDF Specifications
Great UI Extensibility
Multiple Programming Languages
Objective-C: Get started with the ComPDFKit PDF library using the Objective-C PDF library for iOS
Swift: Build your own iOS apps with the complete PDF library in Swift using the ComPDFKit PDF library
C/C++: Accelerate your iOS development using ComPDFKit C/C++ PDF library

Powerful iOS PDF Libraries Designed for Developers

ComPDFKit iOS PDF SDK enables developers to process and integrate full capabilities into products with a few steps, helping shorten the development cycle and time of your project.

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Swift
Objective-C
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              // Initialize a CPDFDocument object with the path to the PDF file
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              let document: CPDFDocument? = CPDFDocument.init(url: filePath)
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              // Initialize a CPDFView object with the size of the entire screen
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              let pdfView: CPDFView? = CPDFView.init(frame: self.view.bounds)
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              pdfView?.document = document

iOS Library for PDF Conversion

Convert PDF files to and from various formats with ComPDFKit AI-powered PDF conversion library. Support PDF to/from Word, Excel, PPT, PNG, JPG, TXT, RTF, CSV, HTML, and more. Preserve the layout and quality of your original files with our advanced iOS conversion library.

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iOS Library for PDF Conversion

PDF Content Editor Library

Integrate the ComPDFKit content editor library into your iOS apps to quickly and easily edit PDF text and images, and set properties, without having to use a separate Word processing program.

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PDF Content Editor Library

PDF Editor SDK

Empower your iOS apps with powerful ComPDFKit Objective-C, Swift, and C/C++ libraries to organize and edit PDF pages seamlessly. Allow to add, delete, merge, split, replace, rotate, flip, reverse, reorder pages, etc.

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PDF Editor SDK

PDF Security SDK for iOS

Secure your documents with permissions, redaction, and watermark, and encrypt files with advanced encryption standard (AES) 128 or 256. Integrate ComPDFKit SDK into your iOS apps and protect the file data.

Guides Technical Support
PDF Security SDK for iOS
Explore All Features
The iOS app powered by ComPDFKit provides a very useful function (indeed this was how I found your product). I was able to run through the documentation and successfully managed the setup of the web application to support musicians, without any impediments.

Crystal Riggs
Professional Developer, Information Technology
ComPDFKit iOS PDF SDK rocks! It smoothly handles PDF uploads for translation in our software. Viewing translations within the PDF is super convenient, and the search feature is a time-saver. It's been a real boost to our workflow!

James Watson
Software Engineer, Language Tech Solutions
Your iOS PDF library is fantastic! The OCR is a game-changer, effortlessly turning images into editable PDFs. Users love it, and our app's retention has soared since adding these features. Big thanks for your stellar technical support throughout our development journey!

Mike Johnson
Lead Mobile App Developer, Software Development
Free Trial
The iOS app powered by ComPDFKit provides a very useful function (indeed this was how I found your product). I was able to run through the documentation and successfully managed the setup of the web application to support musicians, without any impediments.

Crystal Riggs
Professional Developer, Information Technology
ComPDFKit iOS PDF SDK rocks! It smoothly handles PDF uploads for translation in our software. Viewing translations within the PDF is super convenient, and the search feature is a time-saver. It's been a real boost to our workflow!

James Watson
Software Engineer, Language Tech Solutions
Your iOS PDF library is fantastic! The OCR is a game-changer, effortlessly turning images into editable PDFs. Users love it, and our app's retention has soared since adding these features. Big thanks for your stellar technical support throughout our development journey!

Mike Johnson
Lead Mobile App Developer, Software Development
Free Trial

Free Trial ComPDFKit PDF SDK for iOS Now!

Get ComPDFKit Objective-C, Swift, and C/C++ library with a 30-day trial, running it into your project within minutes and having a great experience!
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