Calculator index

Cost of living calculators

Browse calculators for rent pressure, salary offers, lease renewal shocks, moving costs, and monthly savings.

Available calculators

Which calculator should you start with?

DecisionStart hereWhy
Signing a new leaseRent to Income Ratio CalculatorIt shows gross and after-tax rent pressure before utilities and debt.
Renewal rent increaseLease Renewal Shock CalculatorIt converts the monthly increase into an annual cost and move-out break-even.
Comparing job offersOffer Salary Gap CalculatorIt checks whether the raise survives higher rent and moving costs.
Moving citiesCash Needed Before Moving CalculatorIt estimates the upfront cash required before the new budget stabilizes.
Comparing monthly lifestyleMonthly Savings CalculatorIt focuses on the amount left after rent and recurring costs.

Common mistake these calculators prevent

The most common mistake is comparing gross salary with rent only. A more useful comparison separates after-tax income, recurring costs, one-time moving costs, and monthly savings goals.

Note: Use each calculator with conservative, expected, and expensive assumptions. A decision that only works under optimistic inputs should be treated as borderline.
Library structure

How this calculator library is organized

The calculator library is organized around decision types rather than generic formulas. This helps users start with the risk they are trying to understand: rent pressure, offer quality, moving cash, lease renewal shock, or monthly savings.

Cost layerCalculator groupWhy it is separate
Recurring monthly pressureRent and monthly savings toolsThese show whether normal monthly life remains manageable.
Salary conversionSalary equivalent and offer gap toolsThese translate higher costs into salary or break-even terms.
One-time timing pressureMoving cost and cash-needed toolsThese show whether the move creates a cash problem before the new budget stabilizes.
Renewal pressureLease renewal shock toolThis turns a monthly increase into annual and break-even terms.
Calculator workflow

A practical order for using the calculators

The calculators can be used individually, but they are stronger as a sequence. Start with the monthly pressure, then check one-time cash, then compare the decision against the alternative. This avoids the common mistake of treating salary, rent, and moving costs as separate decisions when they actually interact.

StepQuestionCalculator
1Will the monthly budget still work after taxes and rent?Rent Pressure or Monthly Savings
2Does the decision require cash before the new budget stabilizes?Cash Needed Before Moving
3Does the new offer or city actually improve monthly savings?Offer Salary Gap or Salary Equivalent
4What if the expensive version happens?Repeat the same calculator with higher rent, moving, or recurring costs.

A user does not need every calculator for every decision. The goal is to identify the calculator that matches the risk: rent pressure, cash timing, salary gap, or savings decline.