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Most loan questions come down to three numbers: the monthly payment, total interest, and the payoff date. Use the payment calculator first, then view an amortization schedule to see how each payment splits between principal and interest.
Loan Payment Calculator
Estimate monthly payment from loan amount, APR, and term (years or months).
Amortization Schedule
See a month-by-month breakdown of principal vs interest and remaining balance.
Refinance Calculator
Compare two loans to see monthly savings, total interest, and break-even time.
Loan types
Pick the category that matches your situation. These pages can share the same core math with different inputs and defaults.
Auto Loan
Payment estimate with down payment, trade-in, and term options.
Personal Loan
Standard installment-loan payment math with payoff and interest totals.
Student Loan
Estimate payment and total interest; explore extra payments and payoff time.
Simple Interest
Quick interest math for simple-interest scenarios.
APR Calculator
Understand rate vs APR and how fees change the effective cost.
Extra Payment Savings
See how extra payments reduce interest and shorten the payoff timeline.
Quick links
Jump directly to a calculator or guide.
Loan Payment Calculator
Monthly payment from amount, APR, and term.
Amortization Schedule
Principal vs interest breakdown by month.
Refinance Calculator
Compare current loan vs new loan and estimate break-even.
Extra Payment Savings
How much interest you save by paying extra each month.
APR Calculator
Rate vs APR and how fees change the real cost.
Learn (quick guides)
Short explanations that make the calculators easier to understand.
How Loan Interest Works
APR, compounding, and why early payments are interest-heavy.
APR vs Interest Rate
What APR includes and why it matters when comparing offers.
Refinance Break-Even Explained
How to decide if refinancing is worth it (fees, time horizon, savings).
Snowball vs Avalanche
Two payoff strategies and when each one makes sense.