⏰ Date & Time Tools
8 free online tools to calculate, convert, and work with dates and times.
Date Difference
Find the difference between two dates in years, months, days, weeks, and hours.
Countdown Timer
Live countdown to any target date and time, updating every second.
Timezone Converter
Convert a date and time from one timezone to another instantly.
Week Number
Find the ISO week number, day of year, days remaining, and quarter for any date.
Add / Subtract Days
Add or subtract days, weeks, or months from any start date.
Days Until Calculator
Count days until holidays, birthdays, or any future event with presets.
Working Days Calculator
Calculate business days between dates excluding weekends and holidays.
World Clock
View current time in 20+ major cities across all time zones simultaneously.
Date & Time Tools
Our Date & Time Tools help you handle everyday scheduling and planning tasks right in your browser. Calculate the exact gap between two dates, count down to important events, convert across time zones, track working days, view world clocks, and more. Each tool runs entirely client-side, so your data never leaves your device and results appear instantly.