Date & Time Calculators
Work out ages, date differences, weekdays, week numbers, and timestamps in an instant. Perfect for scheduling, payroll, project planning, and development tasks that depend on precise dates and times.
Age Calculator
Calculate your exact age in years, months, and days from any date of birth.
Countdown Timer
Count down the days, hours, minutes, and seconds to any future event or deadline.
Date Difference Calculator
Find the exact number of days, weeks, months, or years between two dates.
Day of the Week Finder
Find out what day of the week any past or future date falls on.
Hours & Minutes Calculator
Add, subtract, and convert hours and minutes easily.
ISO 8601 Date Converter
Convert any date to ISO 8601 format for APIs, databases, and international use.
Military Time Converter
Convert between 12-hour and 24-hour military time instantly.
Minutes to Decimal Converter
Convert minutes to decimal hours for payroll and time tracking.
Next/Previous Weekday Finder
Find the next or previous Monday, Tuesday, or any weekday from any reference date.
Reverse ISO 8601 Converter
Parse ISO 8601 date strings into human-readable formats.
Time Card Calculator
Calculate total hours worked from time card punches with break deductions.
Timestamp Converter
Convert Unix timestamps to readable dates and vice versa.
Timestamp Creator
Create Unix timestamps from any date and time.
Week Number Finder
Find the ISO week number for any date. Useful for payroll, project planning, and reporting.