Date & Time
Dates, ages, durations, work hours, calendars, and time tools.
Age Calculator
Find exact age, total days, and the next birthday from two dates.
Date Calculator
Calculate duration between dates or add/subtract days from a starting point.
Date Difference Calculator
Find the exact calendar difference and total days between two dates.
Day Counter
Quickly calculate the exact number of days between two specific dates.
Day of Week Calculator
Find the weekday, day of year, ISO week number, and leap-year status.
Decimal to Time Calculator
Convert decimal hours to days, hours, minutes, and seconds.
Hours to Days Converter
Convert hours to decimal days and days plus remaining hours.
Hours to Minutes Converter
Convert hours to minutes.
Hours Worked Calculator
Quickly calculate total shift duration minus break time for payroll or time tracking.
Leap Year Checker
Quickly determine if a specific year is a leap year according to the Gregorian calendar.
Military Time Converter
Convert between 24-hour military time and 12-hour time with AM or PM.
Milliseconds Converter
Quickly convert milliseconds into standard time units like seconds and minutes.
Minutes Converter
Easily convert minutes into hours or seconds for scheduling and timing.
Moon Phase
Visualize and track the current phase of the moon for any given date.
Seconds Converter
Convert seconds to minutes and hours.
Sunrise Sunset Times Calculator
Estimate sunrise, sunset, solar noon, and day length from date, latitude, longitude, and UTC offset.
Time and Date Difference Calculator
Calculate signed elapsed time between two dates and clock times.
Time Arithmetic
Quickly add or subtract time values using a 24-hour clock format.
Time Conversion Calculator
Convert time intervals between subsecond, second, minute, hour, day, week, month, and year units.
Time Duration Calculator
Calculate elapsed time between two clock times, including an optional next day.
Weekly Time Card
Track your weekly work hours, breaks, and estimated earnings accurately.
Work Hours Calculator
Calculate daily billable hours and total pay for a shift.
World Time Converter
Quickly convert your local time to any major global time zone.