Borrow & pay off debt

Calculators for borrowing smart & getting debt-free

Six tools for both sides of debt — price any loan before you sign, and build the fastest, cheapest plan to clear what you already owe. Free, instant, and private to your browser.

6 calculators Borrow & repay No sign-up
Where to start

Borrow well, then clear it fast

Two jobs, in order: understand the true cost before you take on debt, then attack what you already carry.

Step 1

Price it before you sign

Turn a loan amount, rate and term into a real monthly payment and total interest — and watch how the term quietly changes the true cost.

Step 2

See the real APR

Fees and trade-ins change the picture. For a personal or auto loan, check what actually lands in your account and the effective rate you're paying.

Step 3

Attack the cards

Credit-card interest is the most expensive money most people carry. See how long a balance takes to clear — or the payment needed to be free by a date.

Step 4

Pick a payoff strategy

With several debts, choose your method: smallest balance first for momentum, or highest rate first to pay the least interest overall.

The fundamentals

Understanding what debt costs

Every loan is the same three numbers in different clothes: how much you borrow, the rate, and how long you take to repay. Stretching the term lowers the monthly payment but raises the total interest — often dramatically — which is the trade-off most borrowers underestimate.

When it comes to paying debt off, the maths is unambiguous: attacking the highest interest rate first costs the least. But behaviour matters as much as maths, which is why the momentum of clearing a small balance first works for many people.

APR vs APY

APR is the stated annual rate; APY (or the effective rate) folds in compounding and fees. On loans, the real cost is usually higher than the headline APR once fees are counted.

Amortization

The schedule that splits each payment between interest and principal. Early payments are mostly interest, so extra payments early in the loan remove the most total interest.

Origination fees

An upfront charge, often on personal loans, deducted from what you receive. It raises your effective rate and means less money actually lands in your account than the loan amount.

The minimum-payment trap

Paying only the minimum on a card stretches repayment for years and multiplies the interest. Even a small fixed amount above the minimum shortens it dramatically.

Snowball vs avalanche

Snowball clears the smallest balance first for quick wins and motivation; avalanche targets the highest rate first to minimise total interest. Both beat paying at random.

Refinancing & consolidation

Replacing debt with a cheaper loan can cut the rate or simplify payments — worthwhile only if the new terms and any fees genuinely leave you better off.

The cost of the term

Why a longer loan costs more

A $25,000 loan at 8% APR, repaid over different terms. The longer you take, the lower the payment — and the more interest you hand over.

Term Monthly payment Total interest Total paid
3 years $783 $3,199 $28,199
5 years $507 $5,415 $30,415
7 years $390 $7,741 $32,741

Illustrative, at a constant 8% APR. Same loan, same rate — stretching from three years to seven more than doubles the interest. Use the payment you can afford, but know what the extra years cost.

Questions

Frequently asked

Should I choose a longer loan term for a lower payment?
Only if you need to. A longer term lowers the monthly payment but increases total interest, sometimes by a lot. If you can comfortably afford the higher payment of a shorter term, you'll pay far less overall — the loan calculator shows the trade-off.
What's the real cost of a personal loan with fees?
Higher than the quoted APR. An origination fee is deducted from what you receive but you still repay the full loan amount, which raises the effective rate. The personal loan calculator shows the true APR and what actually hits your account.
Snowball or avalanche — which should I use?
Avalanche (highest interest rate first) always costs less in total interest. Snowball (smallest balance first) clears individual debts faster, which many people find more motivating. If you'll stick with it, snowball's behavioural edge can outweigh avalanche's maths. Compare in the snowball and avalanche calculators.
Why is credit card debt so expensive?
Card APRs are typically far higher than other loans, and interest compounds on the balance. Paying only the minimum can stretch a balance for years. The payoff calculator shows how much a higher fixed payment saves.
Does paying extra early make a big difference?
Yes. Because early payments are mostly interest, extra principal early in a loan removes more total interest than the same amount later. Even small, consistent extra payments can shave months or years off the term.