Downloading RetireBase 2.3 for Mac from our website was free. This software for Mac OS X was originally designed by Calor Software. The application is included in Business Tools.
From the developer:
RetireBase is a cash-flow calculator that uses your expenses, government pensions, incomes, and assets to display charts and an analysis that show the resulting cash flow and asset adjustments from the current year to age 100. Changes can be made to inflation and interest rates and any year's values and "what-if" analysis is easy to do.
RetireBase is the most comprehensive, non-commercial calculator available. One window for entering data.
You may want to check out more Mac applications, such as Personal Finance or Putler, which might be related to RetireBase.