Debt Consolidation Secured Loan 2 descriptions Simple debt consolidation loan calculator. It was originally designed to run very quickly so it will allow you to import several different sets of numbers & run them through the calculator in a very short period of time. The download version of this app is Microsoft Windows-based & should run on virtually all Microsoft Windows operating systems. If you are not running Microsoft Windows there is an online version available at our web site that should run on any OS.