Free Date & Time Tools
Calculate ages, date differences, work hours, and time zones, and convert Unix timestamps — fast and accurate.
Date & Time Tools
Free date and time tools for the questions people ask every day — calculate your exact age, the number of days between two dates, work hours from a time card, and the time in another time zone (with daylight saving handled automatically). Convert Unix timestamps to readable dates, run a countdown timer or stopwatch, and more. Fast, accurate, and free with your account.
Frequently asked questions
How do I count the days between two dates?
Use the Date Difference Calculator — pick a start and end date and get the exact days, weeks, and months between them.
Do the time zone tools handle daylight saving?
Yes — the Time Zone Converter uses real IANA time zone rules for the exact date you choose, so DST is always applied correctly.
Can I calculate work hours here?
Yes — the Hours Calculator adds up clock-in/clock-out times (including overnight shifts) and gives the total in hours and decimal for payroll.