Changelog
Rate updates, corrections and new calculators, newest first. We aim to update within 7 days of an official rate change.
19 October 2026
- Canada 2026 paycheque calculator for Ontario, British Columbia and Alberta, using CRA's T4127 payroll formulas: 17 cases from CRA's Payroll Deductions Online Calculator, all matching to the cent.
- Ireland 2026 salary calculator with a Budget 2027 preview. Checked against Revenue, DSP and the Department of Finance's Budget 2027 tables: 74 official cases, all matching (the Department's figures to the euro).
- New Zealand 2026–27 PAYE calculator, explainers and salary pages. The engine follows IRD's payroll specification and matches every sampled row of IRD's IR340/IR341 PAYE tables (4,248 rows) to the cent.
- Previous tax year (UK 2025/26, Australia 2025–26) in the calculators; Australian 2025–26 withholding checked against all 720 ATO sample-data cells.
- Hourly-to-salary, pro-rata and pay-rise tools; country comparison at the ECB reference rate; official earnings figures on salary pages.
19 October 2026
- Launch. UK 2026/27 rates checked against GOV.UK and HMRC pages; 13 test cases captured from GOV.UK's take-home pay estimator, all matching.
- Australia 2026–27 rates and PAYG withholding formulas (Schedules 1, 8 and 15) checked against the ATO; 13 test cases captured from the ATO's tax withheld calculator, all matching.