The toolbox

Five calculators. Your own numbers.

Every tool here started as a moment in an episode. Plug in your real figures — nothing is stored or sent anywhere, it all runs right here in your browser.

Find Your Number

From the Episode 1 homework: add up everything it costs you to exist where you live.

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/mo
/mo
/mo
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Your number$0
Annualized$0

Doesn't include savings or debt paydown — this is just what it costs to exist.

Buy This Today

From the Episode 1 rate-hike beat: same house, same bricks — what changes is the price of money.

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Down payment, in cash$0
Principal & interest$0
Annualized, just the mortgage$0

30-year fixed, principal & interest only — taxes and insurance aren't included, so a real payment runs higher.

The Creep

Costs don't jump, they creep. Compare two bills — same account, a year apart — and see it in one number.

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Change$0
Percent change0%

Works for any recurring bill — electric, insurance, rent, streaming. Screenshot it and send it to us.

Savings Grower

The silver lining of higher rates: it's a good time to be a saver. See what parking cash in a high-yield account actually earns.

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%
mo
Future value$0
Your contributions$0
Interest earned$0

Assumes monthly compounding and a deposit at the end of each month. A real rate moves — check today's before you decide.

The Real Rent Gift

If you're paying below market to live with family, this is the size of that gift — and what it could become if you saved it instead of spending it.

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The gift, monthly$0
The gift, annualized$0

It's real money either way — the only question is whether it's spent or saved.