All tools
29 free calculators for dates, time and the big picture. No sign-up, nothing stored.
- Weeks UntilWeeks and extra days until any date.Open
- Days UntilDays left until any date or holiday.Open
- Date DurationYears, months and days between two dates.Open
- Weeks Left in the YearWeeks remaining until December 31.Open
- Months UntilWhole calendar months until a date.Open
- Sleeps UntilThe bedtime countdown for kids.Open
- Weekends UntilSaturdays left before a date.Open
- Fortnights UntilTwo-week periods until a date.Open
- Days SinceCount up from any past date.Open
- What Day Is It?Weekday of any date, by year.Open
- What Week Is It?ISO week number today.Open
- Days Left in the YearDays and working days left.Open
- Months Left in the YearFull months left until December.Open
- Year ProgressHow much of the year is over.Open
- Calendar12 months with week numbers & holidays.Open
- HolidaysEvery US holiday with countdowns.Open
- QuartersWhat quarter are we in?Open
- PaydaysWeekly, biweekly & semi-monthly.Open
- Leap YearNext leap year and the rules.Open
- Moon PhasesNext full moon and the year's moons.Open
- Time ZonesEST, PST, GMT, IST charts.Open
- Hours From NowThe clock time N hours ahead.Open
- Countdown MakerYour own named countdown to share.Open
- Holiday Dates by YearEvery date of moving holidays, 1900–2100.Open
- How Old Am I?Exact age in years, months, days.Open
- Death ClockLife expectancy with sources.Open
- Longevity CalculatorWhat your habits add or subtract.Open
- Weeks Left to LiveThe original FailFlow project: a life in weeks.Open
- Human SoundsA small UX sound library.Open