How many seconds in a day?

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Time Converter

Convert time units from milliseconds to years instantly.

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Convert between any time units. Seconds, minutes, hours, days, and years.

Enter the number you want to convert.

Select the time units (e.g., Minutes to Days).

View the converted duration instantly.

Precise time unit conversion for scientists, students, and project managers. Efficiently calculate durations across different time scales.

Accuracy down to many decimal places.

See 1,000,000 seconds as weeks, days, and hours.

Instant results for quick planning.

There are 86,400 seconds in a standard 24-hour day.

Convert between meters, feet, miles.

Convert kg, lbs, ounces.

Convert Celsius, Fahrenheit, Kelvin.

Calculate exact time between two dates.

Convert Pascal, Bar, PSI, API.

Convert Watt, Horsepower, Joules/s.

Last updated on March 1, 2026