According to the developer's website, version 6.1 of XCell Compiler includes several improvements and new features, such as:
DoneEx XCell Compiler is a software application that enables you to convert Excel workbooks into standalone executable files. This means that you can share your spreadsheets with others, without worrying about them needing to have Excel installed on their computer. The compiled executables can be run on any Windows machine, without requiring any additional software or dependencies.