In this article, we describe some comparison measurements of VSTO (Visual Studio Tools for Office) and Aspose.Cells for .NET on different aspects related to Spreadsheet tasks. We also list a few concerns and issues that you should know before making a final decision on adopting any solution.
Please check the complete article: http://www.aspose.com/documentation/file-format-components/aspose.cells-for-.net-and-java/comparing-vsto-with-aspose-cells-for-net.html