GroupDocs.Comparison for .NET API is a fast and reliable solution to build difference checker applications among documents of same format in C#, ASP.NET or other .NET related technologies. The .NET compare library supports checking differences in both, content as well as the text style of popular image and document formats such as PDF, HTML, Outlook email, Microsoft Office Word documents, Excel spreadsheets, PowerPoint presentations, OneNote, Visio diagrams, text and images. The comparison can be done to detect content changes for words, paragraphs and characters while providing a comparison document that lists summary of differences. GroupDocs.Comparison for .NET API can easily extract basic information of source document. It can also fetch, compare and save simple, password enables, as well as encrypted documents via file or stream.

GroupDocs.Comparison for .NET can be used to develop applications in any development environment that targets .NET platform. It is compatible with all .NET based languages and supports popular operating systems (Windows, Linux, MacOS) where Mono or .NET frameworks (including .NET Core) can be installed.