Very lightweight and minimalist spreadsheet application. Through a notepad-style interface, you create informal spreadsheets with formulas as powerful as any full-sized spreadsheet program. It can also serve as a calculator with revisable history.
This project adds a ribbon to excel with a number of statistical buttons. This is not intended to be a full statistical analysis package (like R), but only a source for quick visualizations and calculations. For Excel2007 and up
Budget Tracker will help you track your budget categories, budget plan for each month and actual expenses. Budget Tracker provides quick chart reports that graphically display the budget and expense trends. More complex reports are also available.