Time & Schedule Calculators

Find the date after adding a number of days.

Calculate your exact age in years, months, and days with zodiac sign and next birthday countdown.

Find the exact number of days, weeks, months, and business days between any two dates.

Convert a day count into weeks and months instantly.

Count down to any future event. See how many days, weeks, and months remain until your target date.

Convert hours and minutes into decimal hours instantly.

Calculate hours between now and a future time.

Convert minutes to hours and minutes.

Convert seconds into hours, minutes, and seconds.

Calculate total sleep from bedtime to wake time.

Add hours and minutes together.

Total weekly shift hours, overtime, unpaid breaks, and estimated gross pay.

Convert a time between major world time zones.

Convert Unix epoch seconds or milliseconds to UTC ISO 8601 strings and local browser dates.

Track total hours worked per week.

Calculate total hours worked between start and end times minus breaks.

Estimate your annual working hours.