BacktestingXL Pro is an add-in for building and testing your trading strategies in Microsoft Excel 2010 or higher. Users can use VBA (Visual Basic for Applications) to build strategies for BacktestingXL Pro. However, VBA knowledge is optional - in addition to using VBA-constructed trading rules, you can construct trading rules on a spreadsheet using standard pre-made backtesting codes. Sample backtesting strategies are available for free.