Simply Systematic

One-time investment Regular payment Every Paid at the
Expected return a year Years
% The return is compounded every month (a 7% yearly return grows money 7% a year). No taxes, fees or inflation; for amounts in today's money, enter the return after inflation (e.g. 7% - 2.5% ≈ 4.5%).
Value over time
Where the value comes from, at the end of each year