Time math
Calculate time between two datetimes in multiple units | Dev Tools
Pick any two date-times to instantly see the difference across units. Defaults to the current moment so you can quickly measure gaps without manual setup.
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Time math
Datetime Difference Calculator
Compare two date-times and see the gap in seconds, minutes, hours, days, months, and years.
Defaults to your current date and time.
Update either value to measure a new gap.