Calculators

Free tools that count your days the way the authorities do. Everything runs in your browser — nothing you enter is uploaded.

Tax residency

183-Day Rule CalculatorCount your days in a country against a tax-residency threshold.

US Substantial Presence Test CalculatorThe IRS weighted day count — current year plus ⅓ and ⅙ of the two before.

UK Statutory Residence Test CalculatorDays, ties, and the automatic tests — the full RDR3 decision in one pass.

India Residential Status CalculatorNRI, RNOR, or ROR — the Section 6 tests including the 120-day rule.

Ireland Tax Residency CalculatorThe 183-day test and the 280-day two-year lookback, from your trips.

Australia Tax Residency CalculatorThe 183-day test over the July–June year, plus the factors the ATO weighs.

FEIE Physical Presence Test CalculatorFinds your best 12-month window for the 330-days-abroad test.

Switzerland Tax Residency CalculatorThe 30/90-day stay rule — no 183-day line, and short trips don't reset it.

Cyprus 60-Day Rule CheckerAll four conditions of the 60-day route to Cyprus tax residency, checked at once.

Visas & travel

Schengen 90/180 CalculatorDays used, days left, and the earliest date you can go back.

Residency & settlement

UK ILR Calculator: 180-Day AbsencesYour worst rolling 12 months against the 180-day limit — and the earliest date you can apply.

Canada PR Physical Presence Calculator730 days in 5 years — check your residency obligation from your trips.

Citizenship

UK Naturalisation Absence Calculator450 days absent in 5 years, 90 in the final year — checked from your trips.

US Naturalization Days Calculator913 days of physical presence in 5 years, with continuous-residence warnings.

Canada Citizenship Physical Presence Calculator1,095 days in 5 years, including the half-day pre-PR credit.

Irish Citizenship CalculatorReckonable residence: 5 years in 9, plus the 70-day final-year check.