Time and Date

Date Tools

• Birth Day of the Week Calculator - Discover what day of the week you were born, your zodiac signs, birthstone, and explore your upcoming birthdays.

• Calendar - Create monthly and yearly calendars.

• 📅 Date Calculator - Add or subtract days, weeks, months, and years to/from a date with step-by-step calculations, interactive visualizations, and comprehensive date insights. Featured

• Day of the Week Calculator - Calculate day of the week for a date.

• Day of the Year Calculator - What Day of the Year Is It Today? - Find what day of the year it is with our interactive calculator. See year progress, week number, quarter, days remaining, and a visual calendar view for any date. Featured

• Day of Year Calendar - Find the day number (1-365/366) for any date. Interactive calendar with year progress tracker, week numbers, quarter breakdown, and instant lookup for 2026. Featured

• Days Between Two Dates - Calculate the number of days between two dates.

• Days in Month - Calculate days in month of a year.

• Is it April Fool's Day? - Check if today is April fool's day.

• Is it Christmas? - Check if today is Christmas.

Leap Year Calculators

• Is it Leap Year? - Check if a year is a leap year.

• Leap Years List - Generate a complete list of leap years between any two years from 1600 to 4000. Visual timeline with patterns, statistics, and interactive year checker. Featured

• Next Leap Year Calculator - Find the next leap year from any given year with visual timeline, leap year checker, and educational content about the Gregorian calendar 400-year cycle.

• When is Leap Year? - Find out when is the last and next leap year.

Season Calculators

• Autumnal Equinox Day - Find the date of autumnal equinox.

• First Day of Autumn - Find the first day of autumn (fall).

• First Day of Spring - Find the first day of spring.

• First Day of Summer - Find the first day of summer.

• First Day of Winter - Find the first day of winter.

• Longest Day of the Year - Find the longest day of the year.

• Shortest Day of the Year - Find the shortest day of the year.

• Summer Solstice Day - Find the date of summer solstice.

• Vernal Equinox Day - Find the date of vernal equinox.

• Winter Solstice Day - Find the date of winter solstice.

Time Calculators

• Decimal to Time Converter - Convert decimal hours to hours, minutes and seconds with step-by-step breakdown, multiple output formats, and visual time representation.

• Time Duration Calculator - Calculate the exact time duration between two times or dates. Get results in multiple formats including hours, minutes, seconds, work hours, and visual timeline representation. Featured

• Time to Decimal Converter - Convert time in hours, minutes, and seconds to decimal format for payroll, billing, and timesheet calculations. Features visual clock dial, step-by-step breakdown, and copy functionality.

• Unix Time Converter - Convert Unix timestamp to human readable date/time or vice versa.

• Work Hours Calculator - Calculate your weekly work hours with visual analytics, overtime tracking, break management, and printable timesheet. Track daily totals, weekly summary, monthly estimates, and hourly pay calculations. New