Tools
Calculators for the day-counting problems that travel throws at you.
Schengen 90/180 Calculator
Rule-basedWork out how many of your 90 days you have used in the rolling 180-day window, and whether a planned trip stays within it.
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Visa Stay Calculator
Rule-basedWork out the exact date your permission to stay runs out, from the allowance your visa or entry actually grants.
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Visa Overstay Calculator
Rule-basedCount exactly how many days a stay runs past its permitted departure date, and how many are left if it has not.
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Passport Expiry Calculator
Rule-basedCheck your passport against a destination's actual validity requirement — not a one-size-fits-all six-month rule.
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Travel Days Calculator
Count the days of a trip the way border authorities do, with both the arrival and departure days included.
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Date Difference Calculator
Find the days, weeks, months and years between any two dates — in either direction.
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Time Zone Planner
Compare a time across several places at once, with the day change made obvious.
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Trip Budget Calculator
Add up your own trip costs and see the total per person, per day and per person per day.
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Travel Cost Splitter
Work out who owes whom after a shared trip, without losing a single unit to rounding.
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Uses a published rule with a linked source.