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Aussie Fortnightly Pay-to-Budget Calculator

Free, no sign-up. Nothing you type leaves your device.

Estimates only, general information, not tax or financial advice. Check ato.gov.au or a registered tax agent.
Official sources: Resident tax rates · Medicare levy · Study loan repayment thresholds · Moneysmart budget planner

Bills

Want to track this every pay?

The SlateAndTally Fortnightly Budget Spreadsheet is built around the 26-pay year, with bills, buckets and savings goals all tracked per pay.

See the SlateAndTally template

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Free to use on your blog or site, with the attribution link kept.

How this works

Most Australians are paid fortnightly but get billed weekly, monthly or yearly, so it's hard to know what a pay actually has to cover. This calculator turns everything into a per-fortnight figure using the 26-pay year: a weekly bill × 52 ÷ 26, a monthly bill × 12 ÷ 26, and a yearly bill ÷ 26. That's why a $1,000 monthly bill works out to about $462 a fortnight, not $500.

If you enter your gross pay, we annualise it and estimate income tax using the ATO's resident tax rates for the year you pick. In 2026–27 the second bracket ($18,201–$45,000) dropped to 15%, down from 16% in 2025–26. We then add the 2% Medicare levy, with the low-income shade-in using the published single thresholds, and, if you tick it, a compulsory HELP repayment using the ATO's marginal repayment rates. Real payslips use PAYG withholding tables and will differ a little, especially if you claim offsets or have more than one job.

The needs/wants/savings split starts at 50/30/20, a common rule of thumb, but you can set your own. Results update as you type, and you can print them or share the link.

FAQ

How do I convert a monthly bill to fortnightly?

Multiply the monthly amount by 12 and divide by 26. For example, $1,000 a month is about $461.54 a fortnight.

Which tax rates does this use?

The ATO resident individual rates for 2026-27 by default (15% on $18,201 to $45,000), with 2025-26 (16%) available. Medicare levy at 2% with the single low-income reduction.

Is this my exact take-home pay?

No. It is an estimate. Your employer uses ATO withholding tables, and other offsets, deductions and salary sacrifice change the result. We include the low income tax offset (LITO) but no other offsets.

Made by SlateAndTally. Rates checked against ato.gov.au on 27 Oct 2026. Assumes an Australian resident for the full year with the tax-free threshold, and includes the low income tax offset (LITO), but ignores other offsets, deductions, the Medicare levy surcharge and family thresholds.