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Calculatrice date et heure

Calculer des différences de dates, ajouter ou soustraire des jours⌘⏎ run · ⇧⌘C copy · ⎋ reset
INPUTDays / Year / Month
OUTPUT
❯ _Lancez une opération pour voir les résultats ici.then press ⌘⏎
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What is Calculatrice date et heure?

The Date & Time Calculator finds the number of days between two dates, calculates age, adds or subtracts days, counts working days and handles leap years — all in your browser. It is useful for deadlines, billing periods, age checks and scheduling. Results update instantly as you change the dates.

How to use it

  1. 01Pick a start (and end) date, or a base date to add to.
  2. 02Choose the calculation: difference, add/subtract, workdays or age.
  3. 03Read the result, including calendar and working days where relevant.

FAQ

Does it account for leap years?

Yes — all date math is calendar-accurate, including February 29.

Can it skip weekends?

Yes — the working-days mode excludes Saturdays and Sundays.

Is my data stored?

No — the calculation is entirely local to your browser.

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