Free Calendar & Date Tools
Instant client-side calculators — no sign-up, no data sent to any server.
Age Calculator
Find your exact age in years, months, weeks, days, hours, minutes, and live seconds. Includes zodiac sign, Chinese zodiac, next birthday, and fun milestones.
Julian Date Calendar
See today's Julian day number, convert any date to its Julian day, and view complete day-of-year tables for 2025–2028. Printable and leap-year aware.
Time Zone Converter
Convert time between any two time zones worldwide. Live world clock for 12 major cities, popular conversions (EST↔PST, GMT↔IST), and a meeting planner for global teams.
Date Difference Calculator
Find the exact number of days, weeks, months, and years between any two dates. Also shows business days and hours.
Time Between Dates Calculator
Calculate the exact days, weeks, months, and years between any two dates with live presets for Christmas, New Year, 9/11, and more. Includes business days toggle.
Days From Today Calculator
Find what date falls 30, 60, 90, or any number of days from today — or in the past.
Weekday Calculator
Find what day of the week any date falls on — past or future. Also shows week number, day of year, and zodiac sign.
Why Use Our Date Tools?
All calculations happen directly in your browser — zero loading time.
Free to use forever. No account, no email, no credit card.
Your dates never leave your device. All math is done locally.
