Free Finance Tools

Interactive calculators to help you make smarter money decisions.

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Budget Calculator

calculator

Savings rate

23%

Monthly left

$420

Calculate your monthly budget breakdown using the 50/30/20 rule. See exactly where your money goes and how much you should be saving.

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Compound Interest Calculator

calculator

After 20 years

$87,240

From $200/mo at 7%

See how your money grows over time with compound interest. Compare starting ages and contribution amounts.

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Debt Payoff Calculator

calculator

Debt-free date

Mar 2027

Saving $3,200 in interest

Compare avalanche vs snowball debt payoff strategies. See your payoff date, total interest, and monthly payment schedule.

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Flatmate Split Calculator

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Split rent and bills between flatmates fairly — handles unequal rooms and custom splits.

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Freelance Project Profit Calculator

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Find out what you actually earn per hour after expenses and tax on any freelance project.

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Lifestyle Inflation Detector

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Find out how much of your salary increase actually went to savings versus lifestyle creep.

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Quarterly Tax Estimator

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Estimate your quarterly self-employment tax and find out exactly how much to set aside each month.

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Student Loan True Cost Calculator

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See the true total cost of your student loan across different repayment plans side by side.

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