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Split PDF Document in C#

Wordize for .NET enables developers to efficiently split PDF documents into parts. Whether you need to extract individual pages from a PDF, divide document content into chapters, or break a large PDF into smaller sections for easier sharing, the C# API provides all necessary capabilities. Try our online demo to test PDF document splitting in action. Simply upload your PDF document, specify splitting parameters, click the button and download the result. The demonstration also shows the C# code to help you understand how PDF splitting works in practice.

Key features

  • Extract specific pages or page ranges.
  • Split PDF by sections or headings.
  • Preserve original formatting completely in output files.

Common PDF splitting scenarios

  • Extracting pages from large PDF reports for further processing.
  • Generating smaller PDF files for printing or sharing.

Try professional PDF document splitting right now. Use our online demonstration to split your PDF in seconds. The C# code example updates dynamically based on your settings, showing how PDF splitting functions work in real-world applications!

C#
Run code
Upload the document you want to split
Select the target format from the list 
using Wordize.Splitting;

Splitter.Split("Input.pdf", "Output_page.pdf", 
    new SplitOptions()
    { 
        SplitCriteria = SplitCriteria.Page
    }
);

using Wordize.Splitting;

Splitter.Split("Input.pdf",  "Output_section.pdf", 
    new SplitOptions()
    { 
        SplitCriteria = SplitCriteria.SectionBreak
    }
);
Run code

How to split PDF in C#

  1. Install the C# library for programmatically splitting PDF files.
  2. Add a reference to the library (import the library) in your C# project.
  3. Call the Split method to extract pages from PDF.

System Requirements

Our product is fully cross-platform and supports all major .NET implementations:

  • .NET ≥ 5.0
  • .NET Core ≥ 2.0
  • .NET Standard ≥ 2.0
  • .NET Framework ≥ 3.5
  • MonoMac
  • MonoAndroid
  • Xamarin

As far as .NET code doesn't depend on the underlying hardware or operating system, but only on a Virtual Machine, you are free to develop any kind of software for Windows, macOS, Android, iOS and Linux. Just make sure you have installed the corresponding version of .NET Framework, .NET Core, Windows Azure, Mono or Xamarin.

We recommend using Microsoft Visual Studio, Xamarin, and MonoDevelop integrated development environments to create C#, F#, VB.NET applications.

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