iPad PDF Library

Nutrient iOS SDK is an iPad PDF SDK for viewing, annotating, editing, and creating PDFs on iPad. It has double-page mode, support for Apple Pencil, Scribble handwriting recognition, hardware keyboard support, and trackpad support. It offers developers powerful Swift and Objective-C APIs for quickly adding PDF functionality to any iPad application.



Key capabilities

Beautiful UI

Simple, easy to use, and highly customizable

Low-level APIs

In Swift or Objective-C for fine-grained control

High fidelity

Accurate, reliable PDFium-based rendering engine

Prebuilt features

Annotate, edit, sign, form fill, redact, and more


Essential guides

Learn how to quickly integrate a PDF viewing, annotating, and editing app.

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Discover PDF capabilities

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File type support

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

PDF documents
  • PDF
Image documents
  • PNG
  • JPEG
  • JPG
  • TIFF
  • TIF
Office files
  • DOC
  • DOCX
  • PPT
  • PPTX
  • XLS
  • XLSX

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