Swift PDF Library

PSPDFKit for iOS is a Swift library for viewing, annotating, editing, and creating PDFs. It offers developers powerful Swift and Objective-C APIs for quickly adding PDF functionality to any iOS or Mac Catalyst application.

PSPDFKit SDKs are deployed in some of the world’s most popular applications, such as those made by Autodesk, Disney, UBS, Dropbox, IBM, and Lufthansa.

Key Capabilities

  • Beautiful UI — Simple, easy to use, and highly customizable

  • Unified JavaScript API — Binds to low-level iOS and Android APIs

  • High fidelity — Accurate & reliable PDFium-based rendering engine

  • Prebuilt features — View, annotate, edit, sign, fill forms, and more

File Type Support

  • PDF


Microsoft Office file types are also supported when using the optional Document Engine.

Free Trial

Enjoy unlimited trial usage of all our products. Get guidance and tech support from developers who built the product, and get started within minutes.