All Free Calculators
41+ tools covering every corner of personal finance. Free, instant, and formula-transparent.
Savings & Investment
Grow your money with the right numbers
Compound Interest Calculator
See how interest compounds over time with any rate and frequency.
450k searches/mo
Savings Goal Calculator
Find the monthly deposit needed to reach any savings target.
High intent
HYSA vs CD Calculator
Compare high-yield savings accounts vs certificates of deposit.
Affiliate potential
Retirement Calculator
Project your retirement balance and monthly income from your savings and contributions.
4% Rule included
Debt Management
Escape debt faster and save on interest
Credit Card Payoff Calculator
Get your payoff date and total interest for any balance and APR.
200k searches/mo
Debt Snowball Calculator
Pay smallest balances first to build momentum and motivation.
90k searches/mo
Debt Avalanche Calculator
Minimize interest by attacking the highest-rate debt first.
Mathematically optimal
Loans & Borrowing
Understand every repayment before you sign
Mortgage Repayment Calculator
Monthly payments, total interest and LTV for US, UK, AU and CA home loans.
US · UK · AU · CA
Car Loan Calculator
Monthly payments and total financing cost with down payment and trade-in.
24-84 month terms
Stamp Duty Calculator
Property transfer tax for UK, Australia and Canada. First-time buyer rates included.
UK · AU · CA
Personal Loan Calculator
Calculate monthly repayments and total cost for any loan amount.
Full amortization
Amortization Schedule
View a full month-by-month breakdown of principal vs interest paid.
High depth
Loan Comparison Tool
Compare up to three loan options side by side on total cost.
Decision tool
Budgeting
Take control of where your money goes
50/30/20 Rule Calculator
Divide take-home pay into needs, wants, and savings automatically.
Popular rule
Monthly Budget Planner
Enter income and expenses to see your monthly surplus or deficit.
Actionable
Emergency Fund Calculator
Find your 3-6 month emergency fund target based on your real expenses.
Safety net
Net Worth & Wealth
Track and grow your long-term wealth
Tax
Estimate what you owe before it is due
Capital Gains Tax Calculator
Estimate tax on profits from shares, property, or crypto using country-specific rates and exemptions.
US / UK / AU / CA
Self-Employment Tax Calculator
Calculate SE tax, NI, CPP, or income tax for freelancers with quarterly payment estimates.
Freelancer / sole trader
Social Security & State Pension Estimator
Estimate government retirement benefits based on earnings history and see the impact of claiming age.
Retirement planning