19 FOCUSED TOOLS
Loan & repayment calculators
Compare monthly payments, financed amounts and interest costs.
Choose the right calculation
Use a fixed-rate amortising model for loans repaid by equal monthly instalments. An interest-only payment leaves the principal outstanding. Fees and contractual APR calculations require more than the interest rate alone.
Find a tool for your question
Loan Payment Calculator
Estimate a fixed monthly repayment for a fully amortising loan.
Debt to Income Calculator
Compare monthly debt payments with gross monthly income.
Loan Total Interest Calculator
Estimate total interest on a fixed-rate monthly amortising loan.
Interest Only Loan Calculator
Find monthly interest for a loan whose principal is not reduced by regular payments.
Loan Affordability Calculator
Find the loan principal supported by a chosen fixed monthly payment.
Auto Loan Calculator
Estimate vehicle finance payments after a down payment, trade-in credit and financed fees.
Refinance Break Even Calculator
Find how long monthly payment savings take to recover refinancing costs.
Loan Balance Calculator
Estimate outstanding principal after a chosen number of regular loan payments.
Debt Payoff Time Calculator
Estimate whole months to clear a balance with a fixed monthly payment.
Credit Card Interest Calculator
Estimate billing-period interest from an average daily credit-card balance.
Flat Rate Loan Interest Calculator
Calculate interest under a flat-rate-on-original-principal loan model.
Balloon Loan Balance Calculator
Estimate principal remaining after a sequence of partial loan repayments.
Equal Principal First Payment Calculator
Find the first payment under a constant-principal-reduction loan schedule.
Equal Principal Total Interest Calculator
Calculate interest over an equal-principal repayment schedule.
Loan Payment Difference Calculator
Compare monthly payments under two fixed-rate borrowing scenarios.
Loan Rate From Payment Calculator
Estimate a non-negative nominal annual loan rate from a level monthly payment.
Amortization Schedule Calculator
Calculate a level monthly payment and a month-by-month principal-and-interest schedule.
Debt Snowball vs Avalanche Calculator
Compare payoff time and interest for multiple debts using snowball and avalanche repayment strategies.
Loan Interest Rate Calculator
Find the implied nominal annual interest rate from principal, monthly payment and payment count.
Does a lower monthly payment mean a cheaper loan?
Not necessarily. Extending the term can lower payments while increasing total interest. Compare both monthly affordability and overall cost.
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