Calculateur de dates
Ajoutez ou soustrayez des années, des mois, des semaines, des jours, des heures, des minutes ou des secondes à n'importe quelle date. Idéal pour calculer les échéances, planifier et effectuer des calculs de dates.
Configurez le calcul ci-dessus pour voir les résultats
How to Add or Subtract Time
Quickly calculate future or past dates by adding or subtracting years, months, days, hours, and minutes.
1. Set Start Date
Choose your reference point. Use "Now" for real-time calculations.
2. Pick Duration
Use quick presets like "1 year" or type a custom string like "2w 3d".
3. Toggle Operation
Switch between adding or subtracting time to find future or past dates.
Complex Date Logic
Our algorithm correctly handles varying month lengths, leap years, and daylight saving time transitions.
Example: Adding 1 month to January 31st correctly results in February 28th (or 29th in a leap year).
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Frequently Asked Questions
Pourquoi utiliser notre calculatrice d'addition/soustraction de dates ?
Quick Presets
One-click durations from 15 minutes to 1 year.
Durées personnalisées
Ajoutez ou soustrayez n'importe quelle combinaison d'unités de temps.
Add or Subtract
Calculate future dates or find past dates.
Export & Share
Export to calendar apps or share results instantly.