Tool library

Free money calculators.

Choose a calculator, enter your numbers and get a clear planning estimate in seconds.

SavingFree

Monthly Budget Calculator

Plan monthly income, bills, spending and savings.

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InvestingFree

Compound Interest Calculator

Project long-term savings and investment growth.

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PlanningFree

Net Worth Calculator

Add your assets and subtract your liabilities.

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SavingFree

Emergency Fund Calculator

Set a cash reserve target based on essential expenses.

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EarningFree

Side Hustle Profit Calculator

Calculate real take-home profit and hourly pay.

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BusinessFree

Startup Cost Calculator

Estimate launch costs and operating runway.

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HomeFree

Mortgage Payment Calculator

Estimate monthly principal, interest, tax and insurance.

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EarningFree

Salary to Hourly Calculator

Convert salary and bonus into gross hourly pay.

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RetirementFree

Retirement Goal Calculator

Estimate a portfolio target and monthly contribution.

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Transaction Tracker

Record income and expenses, categorise spending and export a CSV ledger.

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Category Budget Planner

Set category limits and compare them with tracked spending.

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Snowball vs Avalanche

Compare payoff strategies across every debt.

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Savings Pots

Separate emergency, annual and personal savings targets.

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Operate your money

Automation & analytics

Dollar Dominator visual tools