You
Saving
Market (real, after inflation)
Retirement
Engine
%

A modelling toy, not financial advice. Returns are drawn from a lognormal model — real markets have fatter tails.

Set your plan, then run the simulation.
Success = the portfolio is never depleted in retirement.
5th–95th percentile 25th–75th percentile Median
Median at retirement
Median at plan end
5th percentile at end
Retirement spend used