Online Document Comparison App and .NET Code to Compare PDF Files
Develop powerful .NET based PDF document comparison applications. Freely compare documents including PDF files online via app with instant download.
Compare PDF Files Online using App
- Upload Two PDF Files to Compare.
- Click the “Compare” Button.
- Download Highlighted Results.
Compare PDF File via .NET
- Add library reference to .NET project
- Load the both PDF documents using Document class.
- Save both documents to Word formats.
- Load both documents Document class.
- Use CompareOptions class to set the options.
- Use the compare method to compare both documents
- Use Revisions.Count method to check if documents are different.
.NET code to compare PDF files
PDF (Portable Document Format) files are a standard for secure and consistent document sharing. Comparing PDF files is essential for identifying textual, layout, or annotation differences between versions—especially in legal, financial, or publishing environments.
PDF File Comparison for Document Integrity and Revision Control Use Cases:
Contract and Legal Document Review
Highlight changes in clauses, terms, or formatting across different versions of contracts, agreements, or policies.Regulatory Compliance Audits
Detect unauthorized edits or missing content in compliance documents and regulatory submissions.Publishing and Proofing
Compare versions of books, brochures, or technical manuals to ensure all updates are reflected before final release.Invoice and Financial Statement Validation
Identify data modifications or additions in billing, reporting, and balance sheets to prevent discrepancies.Academic and Research Document Revisions
Track modifications in thesis drafts, research papers, or grant proposals between reviewers and authors.
Develop PDF File Comparison Application using .NET
Need to develop .NET based software or utility application to easily compare PDF files? With
Aspose.PDF for .NET
, child API of
Aspose.Total for .NET
, any .NET developer can integrate the above API code to program comparison app. Powerful .NET library for document comparison supports many popular formats including PDF format such as PDF, Word and PowerPoint presentations.
PDF Comparison library for .NET
There are three alternative options to install “Aspose.PDF for .NET” or “Aspose.Total for .NET” onto your system. Please choose one that resembles your needs and follow the step-by-step instructions:
- Install a NuGet Package . See Documentation
- Install the library using Package Manager Console within Visual Studio IDE
System Requirements
Our product is fully cross-platform and supports all major .NET implementations following ‘.NET Standard 2.0’ specification:
- Microsoft .NET Framework, starting from the earliest 2.0 version, and ending with the latest ‘.NET Framework 4.8’
- .NET Core, starting from the earliest 2.0, and ending with the latest ‘.NET 6’
- Mono >= 2.6.7
As .NET code doesn’t rely on the underlying hardware or operating system, but only on a Virtual Machine, so 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 IDE to create C#, F#, VB.NET applications.
For more details please refer to Product Documentation .
FAQs
- Can I use above .NET code in my application?Yes, you are welcome to download this code. One can easily develop a professional solution to compare PDF files using .NET. Use Aspose PDF comparison API to develop high-level, platform independent software in .NET.
- Is this document comparison App work only on Windows?You have the flexibility to initiate document comparison from any device, irrespective of the operating system it runs on, whether it be Windows, Linux, Mac OS, or Android. All that's required is a contemporary web browser and an active internet connection.
- Is it safe to use the online app to compare multiple PDF documents?Of course! The output files generated through our service will be securely and automatically removed from our servers within a 24-hour timeframe. As a result, the download links associated with these files will cease to be functional after this period.
- What browser should to use App?You can use any modern web browser like Google Chrome, Firefox, Opera, or Safari for online PDF document comparison.
- How can I compare multiple PDF files?Start by uploading one or more files you want to compare. You can either drag and drop your PDF files or simply click inside the white area. Afterward, click the 'Compare' button, and our online Comparison app will quickly process the uploaded files.
- How long does it take to Compare the PDF files?This Comparison application operates quickly, It may take a few seconds to upload the files and Compare them.