Retirement guide

Retirement Savings Calculator Guide

Retirement calculators are useful for scenario planning because small changes in time, return, and contributions compound.

The basic method

A retirement calculator compounds current savings and monthly contributions until the target retirement age. Inflation adjustment discounts the future value back into today's purchasing power.

Inputs to treat carefully

Return rate: future returns are uncertain, and fees reduce the result.

Inflation: inflation changes purchasing power and retirement spending needs.

Withdrawals: simple rules of thumb do not guarantee sustainable income for every retiree.

Use the calculator

Run conservative, baseline, and optimistic scenarios before making contribution or retirement-age decisions.

Open Retirement Savings Calculator