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Date & Time Tools

All of our calculators and utilities in one place.

Our date and time tools help you answer everyday questions about dates, durations, and time conversions. Need to know how many days are between two dates? Wondering when a holiday falls this year? Want to convert hours to minutes or weeks to days? Pick a tool below and get an instant answer.

Every tool runs entirely in your browser — your data never leaves your device. No sign-up, no tracking, no ads blocking the result. Just type in your dates or numbers and get a clear answer immediately.

Time Between Dates

Calculate the time between any two dates with optional time inputs.

Time Unit Converter

Convert between seconds, minutes, hours, days, weeks, and years.

Days Until Holiday

Countdown to any holiday — Christmas, Thanksgiving, Diwali, and more.

Countdown to Date

Create a countdown to any important date. Pick a date and optionally a time to see exactly how many days remain.