# Online Time Tools

## World's simplest time utilities

Online time tools is a collection of useful browser-based time and date calculation utilities. All time tools are simple, free and easy to use. There are no ads, popups or other garbage, just time utilities that work right in your browser. And all utilities work exactly the same way and have the same user interface.

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All time tools

Quickly convert clock time in H:M:S format to seconds.

Quickly convert seconds to clock time in H:M:S format.

Quickly convert time in 24 hour format to 12 hour format.

Quickly convert time in 12 hour format to 24 hour format.

Quickly find how many hours are in the given days.

Quickly find how many days are in the given hours.

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Draw a Clock

Draw an analog or digital clock.

Draw a Calendar

Draw a daily, monthly, or yearly calendar.

Calculate Seconds Since Midnight

Calculate how many seconds have passed since midnight.

Calculate Seconds Till Midnight

Calculate how many seconds are left till midnight.

Reverse Clock Time

Find the reverse of the given clock time.

Invert Clock Time

Find the inverse of the given clock time.

Truncate Clock Time

Drop seconds, minutes or hours from the given clock time.

Round Clock Time

Round the given clock time up or down.

Increment Clock Time

Add hours, minutes, and seconds to the given time.

Decrement Clock Time

Subtract hours, minutes, and seconds from the given time.

Increment Calendar Dates

Add days, months, and years to the given date.

Decrement Calendar Dates

Subtract days, months, and years from the given date.

Split Time Into Intervals

Split the given time into multiple intervals.

Generate Time Intervals

Generate a list of equal or unequal time intervals.

Convert Seconds To Minutes

Find how many minutes are in the given seconds.

Convert Seconds To Hours

Find how many hours are in the given seconds.

Convert Seconds to Days

Find how many days are in the given seconds.

Convert Seconds to Weeks

Find how many weeks are in the given seconds.

Convert Seconds to Months

Find how many months are in the given seconds.

Convert Seconds to Years

Find how many years are in the given seconds.

Convert Minutes to Seconds

Find how many seconds are in the given minutes.

Convert Minutes To Hours

Find how many hours are in the given minutes.

Convert Minutes to Days

Find how many days are in the given minutes.

Convert Minutes to Weeks

Find how many weeks are in the given minutes.

Convert Minutes to Months

Find how many months are in the given minutes.

Convert Minutes to Years

Find how many years are in the given minutes.

Convert Hours To Seconds

Find how many seconds are in the given hours.

Convert Hours to Minutes

Find how many minutes are in the given hours.

Convert Hours to Weeks

Find how many weeks are in the given hours.

Convert Hours to Months

Find how many months are in the given hours.

Convert Hours to Years

Find how many years are in the given hours.

Convert Days to Seconds

Find how many seconds are in the given days.

Convert Days to Minutes

Find how many minutes are in the given days.

Convert Days to Weeks

Find how many weeks are in the given days.

Convert Days to Months

Find how many months are in the given days.

Convert Days to Years

Find how many years are in the given days.

Convert Weeks to Seconds

Find how many seconds are in the given weeks.

Convert Weeks To Minutes

Find how many minutes are in the given weeks.

Convert Weeks To Hours

Find how many hours are in the given weeks.

Convert Weeks to Days

Find how many days are in the given weeks.

Convert Weeks to Months

Find how many months are in the given weeks.

Convert Weeks to Years

Find how many years are in the given weeks.

Convert Months to Seconds

Find how many seconds are in the given months.

Convert Months To Minutes

Find how many minutes are in the given months.

Convert Months To Hours

Find how many hours are in the given months.

Convert Months to Days

Find how many days are in the given months.

Convert Months to Weeks

Find how many weeks are in the given months.

Convert Months to Years

Find how many years are in the given months.

Convert Years to Seconds

Find how many seconds are in the given years.

Convert Years To Minutes

Find how many minutes are in the given years.

Convert Years To Hours

Find how many hours are in the given years.

Convert Years to Days

Find how many days are in the given years.

Convert Years to Weeks

Find how many weeks are in the given years.

Convert Years to Months

Find how many months are in the given years.

Find Leap Years

Print a list of all leap years.

Find Common Years

Print a list of all common years.

Convert Earth Time to Mars Time

Convert clock time on Earth to clock time on Mars.

Convert Mars Time to Earth Time

Convert clock time on Mars to clock time on Earth.

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