Date & Time Calculators

Calculate age, date differences, working days, time zones, timestamps, and more using our free and accurate date & time tools.

Age Calculator

Calculate exact age in years, months, and days.

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Date Difference Calculator

Find difference between two dates.

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Days Between Dates

Calculate total days between two dates.

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Weeks Between Dates

Find number of weeks between two dates.

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Months Between Dates

Calculate months difference accurately.

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Years Between Dates

Calculate full years between two dates.

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Day of Week Calculator

Find which day a date falls on.

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Leap Year Checker

Check whether a year is a leap year.

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Time Zone Converter

Convert time between global time zones.

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UTC to Local Converter

Convert UTC time to local time.

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Unix Timestamp Converter

Convert Unix timestamp to date & time.

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Countdown Timer

Create countdowns for events or deadlines.

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Workdays Calculator

Calculate working days excluding weekends.

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Business Days Calculator

Calculate business days between dates.

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Hours Calculator

Calculate total hours between times.

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Minutes Calculator

Calculate minutes between dates or times.

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Seconds Calculator

Calculate seconds between two times.

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Date Add/Subtract Calculator

Add or subtract days, months, or years.

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Julian Date Converter

Convert calendar date to Julian date.

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ISO Date Converter

Convert dates to ISO 8601 format.

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Why Use Date & Time Calculators?

Date and time calculators help users accurately measure age, time intervals, workdays, business days, timestamps, and global time differences for planning, analytics, and scheduling.

Who Can Use These Tools?

These tools are ideal for students, professionals, HR teams, developers, accountants, travelers, and anyone working with dates and time.