M

MyLoanCalculator

Repayment ledger

Plan smarter · pay it off faster

See exactly how much your loan really costs — in seconds.

Drag the sliders to set your loan, then compare weekly, fortnightly and monthly repayments, model lump sums, and watch the years melt off your mortgage. No sign-up, no catch.

Start calculating
Weekly · fortnightly · monthlyLump-sum & extra repayment modellingDownload a free PDF summaryHow much can you borrow? →

Mortgage Repayment & Payoff Calculator

Set your loan, then watch the monthly figure, total interest and payable update as you drag.

01
$500,000
$100,000
5.50%
30 yrs

Your monthly repayment

$2,271

Principal & interest, over 360 months

Total interest

$417,616

Total payable

$817,616

Loan principal

$400,000

Balance over timeYear 0 → 30
Now10y20y30y

Repayment frequency

More frequent payments clear the loan sooner and cut total interest. Compare side by side.

02
Best value

Weekly

$524 /wk

Total interest$417,052
Payoff term30.0 yrs
vs monthly−$565

Fortnightly

$1,048 /2wk

Total interest$417,221
Payoff term30.0 yrs
vs monthly−$395

Monthly

$2,271 /mo

Total interest$417,616
Payoff term30.0 yrs
vs monthlyBaseline

The 13th-payment trick

Toggle between standard monthly and fortnightly split. Because 26 fortnightly payments equals 13 monthly payments, you quietly make one extra payment each year — and save thousands.

03

Your fortnightly payment

$1,136 /2wk

Half of your $2,271 monthly repayment, every fortnight.

Paid per year$29,525
vs 12 monthly payments+$2,271

Same cash flow, different rhythm — the extra sneaks straight onto your principal.

New payoff date

2051

Cleared 5.1 years earlier than standard monthly

Interest saved

$83,007

Time saved

5.1 yrs

Standard payoff 2056 · with fortnightly split 2051 · no extra money required

Lump-sum impact

Add an extra payment each year or every second year to knock years off and save on interest.

04
$6,000

One $6,000 boost each year, added on top of your regular monthly repayment.

New payoff date

2046

Cleared 10.0 years earlier than standard monthly

Interest saved

$155,644

Extra paid

$120,000

Standard payoff 2056 · with annual boost 2046

Extra repayments

Top up every fortnightly or monthly repayment with a voluntary amount and watch the loan melt away faster.

05
$200

An extra $200 on top of every fortnightly repayment.

New fortnightly repayment

$1,248 /2wk

New payoff date

2047

Cleared 9.3 years earlier than standard monthly

Interest saved

$148,216

Extra contributed

$106,775

Standard payoff 2056 · with extra fortnightly repayments 2047

Take your results with you

Download a one-page PDF with every figure on this page — repayments, frequency comparison, lump sums and extra repayments.