Date & Time Tools
Utilities for working with time: convert a Unix timestamp to a readable date and back, format dates to any standard, compare clocks across time zones before a call, calculate the exact difference between dates or start a countdown to an event.
10 tools
In this category
Unix Timestamp Converter
Convert Unix timestamps to readable dates and vice versa with live updates
Date Formatter
Format dates in various formats — ISO 8601, RFC 2822, and custom formats
Timezone Converter
Convert time between any timezones worldwide
Countdown Timer
Set a countdown to any date and time with visual display
Date Difference Calculator
Calculate the exact difference between two dates in multiple units
Age Calculator
Exact age in years, months and days — plus a countdown to the next birthday.
Work Hours Calculator
Daily hours, overtime and pay for the week — overnight shifts handled.
Pomodoro Timer
25 minutes of focus, 5 of rest — with sound alerts and session count.
Stopwatch
Precision stopwatch with lap times — best and worst laps highlighted.
Day of Week Calculator
Find what day of the week any date falls on, plus the day of year, ISO 8601 week number and whether the year is a leap year
Indispensable when debugging timestamped APIs, scheduling international meetings and estimating project deadlines.