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Date & Time
Count the days between two dates, add or subtract time and convert between time units. Each tool explains how it treats calendars, months and leap years.
25–44 of 44 tools
Browse categories →Next Business Day Calculator
Next Business Day Calculator for practical everyday workflows. Enter the requested values to get a clear result.
Number of Weekdays in Year
Number Of Weekdays In Year for practical everyday workflows. Enter the requested values to get a clear result.
Previous Business Day Calculator
Previous Business Day Calculator for practical everyday workflows. Enter the requested values to get a clear result.
Quarter of Year Finder
Quarter Of Year Finder for practical everyday workflows. Enter the requested values to get a clear result.
Seconds Between Times
Seconds Between Times for practical everyday workflows. Enter the requested values to get a clear result.
Subtract Days from Date
Subtract Days From Date for practical everyday workflows. Enter the requested values to get a clear result.
Subtract Minutes from Time
Subtract Minutes From Time for practical everyday workflows. Enter the requested values to get a clear result.
Subtract Months from Date
Subtract Months From Date for practical everyday workflows. Enter the requested values to get a clear result.
Time Card Calculator
Add up hours worked from start, end and break times, with optional pay and overtime.
Time Duration Calculator
Calculate elapsed hours and minutes between a start time and an end time, including overnight shifts.
Time Zone Converter
Display an ISO 8601 instant in a selected IANA time zone.
Time Zone Offset Calculator
Time Zone Offset Calculator for practical everyday workflows. Enter the requested values to get a clear result.
Unix Milliseconds to Date
Unix Milliseconds To Date for practical everyday workflows. Enter the requested values to get a clear result.
Unix Timestamp Converter
Convert Unix timestamps in seconds or milliseconds into UTC ISO and local date strings.
Unix Timestamp to ISO
Unix Timestamp To Iso for practical everyday workflows. Enter the requested values to get a clear result.
Utc to Local Time Converter
Utc To Local Time Converter for practical everyday workflows. Enter the requested values to get a clear result.
Week Number Calculator
Find the ISO week number, day of the year and week dates for any date.
Weekend Days Between Dates
Weekend Days Between Dates for practical everyday workflows. Enter the requested values to get a clear result.
Weeks Between Dates Calculator
Calculate complete weeks and remaining days between dates.
Working Days per Month Calculator
Working Days Per Month Calculator for practical everyday workflows. Enter the requested values to get a clear result.