Date & Time
Free browser-based date & time with instant results and no account required.
Age Calculator
Calculate exact age from a birth date to today or another date.
Date & TimeDate Calculator
Add or subtract days from a calendar date.
Date & TimeDay Counter
Count the number of days between two calendar dates.
Date & TimeBusiness Days Calculator
Count weekdays between two dates.
Date & TimeTime Calculator
Add or subtract hours and minutes from a starting time.
Date & TimeTime Duration Calculator
Calculate the exact duration between two times.
Date & TimeCountdown Timer
Run a simple countdown timer in your browser.
Date & TimeHours Calculator
Calculate hours between a start and end time.
Date & TimeTime Card Calculator
Add multiple work shifts and calculate total hours.
Date & TimeDays From Today Calculator
Calculate a date a chosen number of days from today.
Date & TimeOnline Stopwatch
Run a simple stopwatch with start, pause, and reset controls.
Date & TimeMinutes to Hours Converter
Convert minutes to decimal hours and hours/minutes.
Date & TimeHours to Minutes Converter
Convert hours to minutes instantly.
Date & TimeSeconds to Minutes Converter
Convert seconds to minutes and seconds.
Date & TimeWeeks Between Dates Calculator
Calculate weeks and days between two calendar dates.
Date & TimeMonths Between Dates Calculator
Estimate complete calendar months between two dates.
Date & TimeWeekday Calculator
Find the day of the week for any calendar date.
Date & TimeToday’s Date
Show today’s date in several common formats.
Date & TimeOnline Timer
Set and run a free online timer in your browser.
Date & TimeDate Countdown Calculator
Count down the days, hours, and minutes to a future date.
Date & TimeUnix Timestamp Converter
Convert Unix timestamps to local date-time and back.
Date & TimeTime Zone Converter
Convert a date and time between common world time zones.
Date & TimeDay of Year Calculator
Find the day number within the year for any date.
Date & TimeWeek Number Calculator
Find the ISO week number for a calendar date.
Date & TimeLeap Year Calculator
Check whether a year is a leap year.
Date & TimeTime to Decimal Converter
Convert hours and minutes to decimal hours.
Date & TimeDecimal to Time Converter
Convert decimal hours to hours and minutes.
Date & TimeDays in Month Calculator
Find the number of days in any month and year.
Date & TimeOnline Alarm Clock
Set an alarm for a specific local time in your browser.
Date & TimeWorld Clock
See the current time across major world time zones.
Date & TimeMinutes to Seconds Converter
Convert minutes to seconds instantly.
Date & TimeSeconds to Hours Converter
Convert seconds to hours instantly.
Date & TimeHours to Seconds Converter
Convert hours to seconds instantly.
Date & TimeDays to Hours Converter
Convert days to hours instantly.
Date & TimeYears Between Dates Calculator
Calculate elapsed years between two dates.
Date & TimeMonths From Date Calculator
Add or subtract months from a date.