Dates · weeks · workdays
Calendar & Workday Tools
Count working weekdays, move by business dates, inspect ISO weeks, build calendars and total work time with assumptions shown beside the answer.
Frozen tool set
12 focused tools
Business Days CalculatorCount Monday-to-Friday weekdays between two dates.Open tool →Business Date CalculatorAdd or subtract working weekdays from a starting date.Open tool →Week NumberFind the ISO 8601 week number for a date.Open tool →Days Until CalculatorCount calendar days from today to a target date.Open tool →Julian Date ConverterConvert Gregorian dates to astronomical Julian Day values and back.Open tool →Weekday CalculatorFind the weekday name for any valid calendar date.Open tool →Day of Year CalculatorFind the ordinal day number and days remaining in the year.Open tool →Leap Year CalculatorCheck whether a year is a Gregorian leap year.Open tool →Calendar GeneratorGenerate a clean printable month calendar with Monday or Sunday start.Open tool →Time Card CalculatorAdd daily shifts and breaks into a weekly hours total.Open tool →Holiday CalendarView a month calendar with a clearly scoped holiday jurisdiction.Open tool →Federal HolidaysList US federal holiday dates and observed dates by year.Open tool →