Convert PPTX to XLSX via C# or Online App
.NET API for PPTX to XLSX conversion without using Microsoft® Excel or PowerPoint
Aspose.Total for .NET is a comprehensive suite of .NET components that enables developers to easily create, manipulate and convert various file formats within any .NET, C#, ASP.NET and VB.NET application. It provides a wide range of features and capabilities, including the ability to convert PPTX files to XLSX. This can be done in two simple steps.
The first step is to use Aspose.Slides for .NET to export the PPTX file to HTML. This component provides a wide range of features and capabilities, including the ability to export presentations to HTML. It also supports a variety of other formats, such as PDF, TIFF, JPEG, PNG, and more.
The second step is to use Aspose.Cells for .NET to convert the HTML file to XLSX. This component provides a powerful Spreadsheet Programming API that enables developers to easily create, manipulate and convert various spreadsheet formats. It supports a variety of features and capabilities, including the ability to convert HTML to XLSX.
By using Aspose.Total for .NET, developers can quickly and easily convert PPTX files to XLSX within any .NET, C#, ASP.NET and VB.NET application. It provides a comprehensive suite of components that enable developers to easily create, manipulate and convert various file formats.
How to Convert PPTX to XLSX via C#
- Open PPTX file using Presentation class
- Export PPTX as HTML by using Save method
- Load HTML document by using Workbook class
- Save the document to XLSX using Save method
PPTX File Conversion in C#
For PPTX file to XLSX Conversion in C#, please install the API from the command line as nuget install Aspose.Total or via Package Manager Console of Visual Studio.
Alternatively, get the offline MSI installer or DLLs in a ZIP file from downloads .
Free Online Converter for PPTX to XLSX
Convert Protected PPTX to XLSX via C#
While converting PPTX file to XLSX, if your input PPTX document is password protected you cannot convert it to XLSX without decrypting the document. When your document is password protected, it means it enforces certain restrictions on the presentation. To remove the restrictions, the password has to be entered. A password-protected presentation is considered a locked presentation. The API allows you to open the encrypted document by passing the correct password in a LoadOptions object.
Convert PPTX to XLSX with Watermark via C#
While converting PPTX file to XLSX, you can also add watermark to your output XLSX file format. In order to add a watermark, you can create a new Workbook object and open the converted HTML document, select Worksheet via its index, create a Shape and use its AddTextEffect function. After that you can save your HTML document as XLSX with Watermark.
FAQ
- How can I convert PPTX to XLSX Online?Online App for PPTX conversion is integrated above. To initiate the PPTX to XLSX conversion process, simply add the PPTX file by either dragging and dropping it into the designated area or clicking on it to import the document. Next, click on the "Convert" button. Once the PPTX to XLSX conversion has been completed, you can download the converted file. With just a single click, you will receive your output XLSX files.
- How long does it take to convert PPTX?The speed of this online converter is largely dependent on the size of the PPTX file. If the PPTX file is small in size, the conversion to XLSX can be completed within a few seconds. Additionally, if you have integrated the conversion code within a .NET application, the speed of the conversion process will depend on how well you have optimized your application for this purpose.
- Is it safe to convert PPTX to XLSX using free Aspose.Total converter?Of course! As soon as the PPTX to XLSX conversion is complete, you will have instant access to the download link for the converted XLSX files. Please note that we automatically delete any uploaded files after 24 hours, and the download links will no longer be active after this time period. Your files are completely secure and private, as no one else has access to them. The file conversion process, including PPTX conversion, is absolutely safe to use. We offer this free app primarily for testing purposes so that you can evaluate the results before integrating the code.
- What browser should I use to convert PPTX?This online conversion tool is compatible with any modern browser, such as Google Chrome, Firefox, Opera, or Safari. However, if you are developing a desktop application, the Aspose.Total PPTX Conversion API is a reliable option for smooth integration.