ProsperitySim
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See your financial future in 30 seconds

Type in your numbers. Instantly see your compounding wealth, when you can retire early, and a personalized read on your trajectory.

30-year projectionInstant FIRE ageCompound growthShare your results

Your financial snapshot

All fields update the projection in real time.

Your age today

$

All assets minus debts

$

After-tax take-home

$

Amount invested each month

%

Expected yearly return (7% is typical)

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Savings Rate

25%

On track

30-yr Projection

$2.8M

+$2.8M from today

FIRE Age

Age 54

In 24 yrs

Annual Savings

$24,000

$72,000/yr expenses

54age

FIRE Projection

Financial freedom at age 54

That's 24 years away — when your net worth hits $1.8M (25× your annual expenses).

Wealth projection

30-year compounding growth over time

Net worthFIRE

Your Analysis

Personalized insights based on your numbers

Instant

Healthy savings rate

At 25% savings rate, wealth builds steadily. A 5% bump could pull your FIRE date earlier.

Info

Balanced return assumption

7% aligns with diversified long-term portfolios.

Good

30-year wealth outlook

From $50K today to $2.8M by age 60 (+5592%).

Good

Compounding is working

Net worth could multiply ~56.9× over this horizon — stay consistent with savings and assumptions.

Good

Moderate path to independence

Estimated freedom around age 54. Tweaks to savings or returns can pull this forward.

Info

Analysis is illustrative only · not financial advice

Your Financial Report

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ProsperitySim
Your Financial Report

Projected Net Worth · Age 60

$0+5,592%
FIRE AgeAge 54
Years to FIRE24 yrs
Savings Rate25%
Annual Savings$24K

Compounding is doing the heavy lifting. Time is your greatest asset.

— ProsperitySim

prosperitysim.com · Free & open source

Illustrative only · Not financial advice