Kalkulator daty i czasu

Oblicz dokładny wiek z daty urodzenia — w latach, miesiącach, dniach, godzinach i minutach.

Calculate days, weeks, and months between two dates. Perfect for project planning and date range calculations.

Count business days between two dates excluding weekends. Essential for project timelines and deadline planning.

Add or subtract days from any date. Get the resulting date instantly. Useful for scheduling and date arithmetic.

Find what day of the week any date falls on. Get day of year. Useful for scheduling and calendar planning.

Check if any year is a leap year. Get days in February. Quick validation for calendar and date logic.