Every one shows the assumptions behind it. The arithmetic is covered by tests, because a calculator that is quietly wrong is worse than none.
What starting early or late does to your monthly payment, and the age at which waiting catches up. Figures current for 2026.
For incorporated professionals: what you keep under different splits, plus the RRSP room and CPP entitlement each route creates.
If you want the version that accounts for your actual situation, book a call.