Free Finance Tools
Interactive calculators to help you make smarter money decisions.
Budget Calculator
calculatorSavings 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.
Compound Interest Calculator
calculatorAfter 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.
Debt Payoff Calculator
calculatorDebt-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.
Flatmate Split Calculator
calculatorSplit rent and bills between flatmates fairly — handles unequal rooms and custom splits.
Freelance Project Profit Calculator
calculatorFind out what you actually earn per hour after expenses and tax on any freelance project.
Lifestyle Inflation Detector
calculatorFind out how much of your salary increase actually went to savings versus lifestyle creep.
Quarterly Tax Estimator
calculatorEstimate your quarterly self-employment tax and find out exactly how much to set aside each month.