[Online Searchable Document App and PowerPoint Text Search API Code Develop powerful .NET based PowerPoint document search engine software or utility app. Test online document text finder app for free. Download How to Search in PowerPoint via Online App Upload PowerPoint file to search by clicking inside the drop area or via drag and drop. Enter the search criteria by specifying the parameters. Click the “SEARCH” button to search PowerPoint. Download the searched PowerPoint to view instantly. How to Search PowerPoint File via C# Install ‘Aspose.Slides for .NET’. Add a library reference (import the library) to your C# project. Load PowerPoint via instance of Presentation class. Use FindAndReplaceText method to find and replace text. Call the ‘Save()’ method to save the document by spassing an output filename. Code example in C# to Search Text in PowerPoint Files The search feature in Microsoft PowerPoint allows users to quickly locate specific text, slide titles, speaker notes, comments, or elements across individual slides or the entire presentation. It streamlines editing, reviewing, and finalizing decks, especially when working with large or complex presentations. In professional and collaborative environments, PowerPoint’s search tool enhances productivity by helping teams find and modify content faster — whether it’s updating branding, refining messaging, or ensuring consistent formatting across all slides. Use Cases Locating specific words or phrases across a multi-slide presentation. Finding and replacing brand names, product terms, or outdated data. Jumping to specific slide titles or section headers in large decks. Searching speaker notes to update or verify key talking points. Identifying missing keywords or terms in marketing or sales presentations. Checking for duplicated content or repeated slides during revisions. Navigating to slides with comments for faster review and approval. Ensuring consistency in technical terms or disclaimers across the presentation. Develop PowerPoint File Search Engine via .NET Need to develop a PowerPoint searchable software or utility? With Aspose.Slides for .NET a child API of Aspose.Total for .NET, any developer can integrate the above API C# code to program text search across documents. Powerful C# library allows programming document search software solution that can support many popular formats including PowerPoint format. C# library to Search PowerPoint File There are three alternative options to install “Aspose.Slides 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. Fore more details please refer to Product Documentation . FAQs Can I use above C# code in my application? Yes, You may download this code or copy it to use it for the development of any files text extraction and retrieval .NET based application. Is this document searchable App work only on Windows? One can search from any device, regardless of the operating system either it is Windows, Linux, Mac OS and Android, that has a modern browser and an internet connection. Is it safe to use the online app PowerPoint Document Search? Of course! Output files will be deleted from our servers after 24 hours and download links will stop working. What browser should to use App? You can use any modern web browser, such as Google Chrome, Firefox, Opera, or Safari, for the online PowerPoint document search. However, if you are developing a desktop application, the Aspose.Total Document Search API is recommended for smooth and efficient processing. Explore File Search Options with .NET Search in DOC (Microsoft Word Binary Format) Search in DOCX (Office 2007+ Word Document) Search in Excel Search in ODP (OpenDocument Presentation Format) Search in ODS (OpenDocument Spreadsheet) Search in ODT (OpenDocument Text File Format) Search in PDF (Portable Document Format) Search in PowerPoint Search in PPT (PowerPoint Presentation) Search in PPTX (Open XML presentation Format) Search in Word Search in XLS (Microsoft Excel Binary Format) Search in XLSX (Open XML Workbook) ]