Whether your current savings rate funds the retirement you want, and how long the money lasts.

What a starting amount plus steady monthly deposits grows into, in future and today's dollars.

How long it takes to reach a savings goal, honestly adjusted for inflation.

Whether a tax-deferred (RRSP-style) or tax-free (TFSA-style) account leaves you further ahead.

What an interest rate is really worth after your marginal tax rate and inflation.

Compare the long-run cost of renting against buying the same home.