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EveryTools

Time and date

Convert timestamps, calculate dates, inspect holidays, and run timers.

Time and date

Timestamp converterConvert between Unix timestamps and date-time values

Date calculatorMeasure date intervals or calculate dates before and after a reference date

Countdown timerRun a precise countdown that can be paused, reset, or cleared

Workday calculatorCount workdays while excluding weekends and selected holidays

Current Unix timestampShow live Unix seconds, milliseconds, UTC, and ISO time

Time zone converterConvert date-times between common IANA time zones with Intl

China public holidaysLook up national holiday and makeup-workday schedules for 2024–2026

Chinese lunar calendarConvert dates and zodiac years with Intl for 1900–2100

Chinese zodiac lookupFind the lunar-year zodiac sign for dates from 1900–2100

Date range checkerMeasure a date difference and check whether a date falls in a range

StopwatchTrack elapsed time with pause and lap support

Pomodoro timerRun focus, short-break, and long-break cycles with pause support

Cron expression parserParse numeric five-field Cron expressions and show upcoming runs

Cron expression generatorBuild clear numeric five-field Cron expressions from common schedules

Weekday and day-of-yearFind a date’s day number, weekday, and weekday index

Relative timeShow how far a local date-time is from now

ISO week lookupCalculate ISO week year, week number, and week date range

MetronomePlay an adjustable BPM beat locally with Web Audio