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Retirement toolkit

Corpus · savings · scenarios · FIRE

Monthly Savings for Retirement

This view emphasizes the monthly savings required to reach your corpus — ideal if you already know the lifestyle you want after you stop working.

Retirement inputs

Results update live. Spending is in today’s dollars; we inflate to your retirement age for nominal needs. Educational only — not personalized advice.

Often discussed around 4% for planning — adjust for your comfort and horizon.

Used for sustainability and drawdown timing (conservative default).

What-if scenarios

Instantly compare a second path: bump contributions, retire later, or change return assumptions.

Scenario projected balance at retirement

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Growth visualization

Nominal balance vs inflation-adjusted (today’s dollars) to highlight compounding and purchasing power.

Nominal Real value

Step-up investment planner

Increase contributions each year (raise, bonus discipline, lifestyle smoothing).

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Tax impact (simple)

Approximate after-tax compounding and monthly income net of tax on withdrawals.

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Expense breakdown planner

Allocate your retirement monthly need across categories (percentages should sum near 100%).

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Saved scenarios (local)

Stored in your browser only. Click an item to reload inputs.

Turn a retirement goal into a monthly savings number

If you know the lifestyle you want, the next question is practical: how much should I invest each month? This tool estimates required corpus from spending and withdrawal assumptions, compares it to projected growth, and shows a monthly savings requirement to close the gap.

When the number feels too high

Try scenario adjustments: retiring slightly later, increasing contributions gradually, or revisiting spending assumptions. Small changes can interact in non-linear ways thanks to compounding.

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