Just 5 boxes to fill in,clear the figures already in there,
then put in your own needs/expectations.
Works best in US$ but not essential.
Does at least show the devestating effect of inflation
on a fixed lump sum but is IMO flawed as it assumes you just stick your money in CDs/Savings Deposit accounts as opposed
to a mix of shares and/or property and Deposit accounts.
Doesn`t allow for state or private pension income either.
http://www.banksite.com/calc/retire