Time & Date
Age, date calculations, and countdowns
20 tools
Age Calculator
Calculate exact age in years, months, days
Age Difference
Compare ages between two people
Birthday Calculator
Days until next birthday
Date Calculator
Add or subtract time from dates
Days Between Dates
Calculate days between two dates
Days Until
Countdown to a specific date
Hours Calculator
Calculate hours between times
Countdown Timer
Set countdown timers
Time Calculator
Add or subtract time (hours, minutes, seconds)
World Clock
View current time across multiple time zones
Meeting Planner
Find overlapping work hours across multiple time zones
Time Format Converter
Convert between 12-hour, 24-hour, and decimal time formats
Week Number Calculator
Get the ISO week number for any date
Stopwatch
Track elapsed time with lap functionality
Pomodoro Timer
Focus timer with work and break intervals
Leap Year Checker
Check if a year is a leap year
Work Hours Calculator
Calculate total work hours and overtime
Time Duration Calculator
Calculate duration between two times
Sunrise & Sunset Calculator
Find sunrise and sunset times for any location
Date Utilities
Day of year, quarter, business days, and date formatting
Frequently asked questions
- What is the Age Calculator?
- Calculate exact age in years, months, days.
- What is the Age Difference?
- Compare ages between two people.
- What is the Birthday Calculator?
- Days until next birthday.
- What is the Date Calculator?
- Add or subtract time from dates.
- What is the Days Between Dates?
- Calculate days between two dates.
- What is the Days Until?
- Countdown to a specific date.
- What is the Hours Calculator?
- Calculate hours between times.
- What is the Countdown Timer?
- Set countdown timers.
- What is the Time Calculator?
- Add or subtract time (hours, minutes, seconds).
- What is the World Clock?
- View current time across multiple time zones.