Datum & Tid

Fixed Christian Feasts Calculator

Free Christian feast calculator. Find dates for fixed holidays like Christmas, Epiphany, and Annunciation for any year.

Movable Christian Holy Days Calculator

Free Easter-based holy days calculator. Calculate movable Christian dates like Ash Wednesday, Pentecost, and Ascension.

Coptic Holy Days Calculator

Free Coptic holy days calculator. Find dates for fixed and movable Coptic Orthodox feasts and religious occasions.

Hebrew Holidays Calendar

Free Jewish holidays calendar. Find dates for Hebrew feasts and fasts including Rosh Hashanah, Yom Kippur, and Passover.

Holy Week Dates Calculator

Free Holy Week calculator. Find exact dates for Palm Sunday, Maundy Thursday, Good Friday, and Easter for any year.

Samaritan Calendar Converter

Free Samaritan calendar converter. Convert dates between Gregorian and Samaritan calendar systems online easily.

Samaritan Festivals Calculator

Free Samaritan festivals calculator. Find dates for religious holidays including Passover, Shavuot, and Sukkot.

Yazidi New Year Calculator

Free Yazidi New Year calculator. Find the date of Charshema Sor (Red Wednesday) and upcoming celebrations online.

Gregorian to Hijri Date Converter

Convert dates between Gregorian and Hijri calendars.

Date Difference Calculator

Calculate difference between two dates.

Age Calculator

Calculate your exact age.

Hijri to Gregorian Converter

Convert between Hijri and Gregorian dates.

Age Calculator - Calculate Your Age in Years Months Days

Calculate your exact age in years, months, and days online. Free age calculator that shows your age breakdown with precision. Find out how old you are today.

Countdown Calculator

Calculate time remaining until a future date.

Business Days Calculator

Calculate business days between two dates (excluding weekends).

Work Days Calculator

Calculate work days between two dates (excluding weekends).

Pregnancy Week Calculator

Calculate current pregnancy week and stage.

Time Zone Converter

Convert time between different time zones.

Detailed Age Calculator

Calculate your age in detail.

Advanced Sleep Cycle Calculator

Calculate optimal wake/sleep time.

Date Difference Calculator - Calculate Days Between Dates

Calculate the difference between two dates in days, weeks, months, and years. Free date difference calculator for measuring time spans and durations.

Day of Week Calculator - Find What Day of Week Any Date Was

Find out what day of the week any date falls on. Free day of week calculator for past, present, and future dates. Perfect for planning and historical research.

Lunar Age Calculator - Calculate Your Age in Hijri Calendar

Calculate your exact age in the Islamic Hijri calendar. Free lunar age calculator that shows your age in lunar years, months, and days.

Add Days to Date Calculator

Add or subtract days from a specific date.

Time Duration Calculator

Calculate duration between two times on the same day.

Ramadan Countdown

Calculate days remaining until next Ramadan.

Days Until Christmas Countdown

Calculate days remaining until next Christmas.

Minutes to Hours Converter

Convert minutes to hours and minutes.

Retirement Date Calculator

Calculate your retirement date based on age and retirement age.

Date Adder

Add days, months, or years to a date.

Weekday Finder

Find the day of week for any date.

Retirement Countdown

Calculate time remaining until retirement.

Zodiac Sign Calculator

Calculate zodiac sign from birth date.

Period Cycle Calculator

Track menstrual cycle and predict next dates.

Work Hours Calculator

Calculate total work hours.

Advanced Date Difference

Calculate difference between two dates.

Islamic Hijri Date Converter

Convert between Gregorian and Hijri dates.

Unix Timestamp Converter

Convert between Unix timestamps and human-readable dates.

Hours to Days Converter

Convert hours to days, weeks, and months.

Week Number Calculator

Calculate the week number of the year for any date.

Seconds to Hours Converter

Convert seconds to hours, minutes, and seconds.

Pay Period Calculator

Calculate upcoming pay dates.

Unix Epoch Converter

Convert between Unix timestamp and date.

Stopwatch Lap Calculator

Calculate lap times and splits.

Meeting Duration Calculator

Calculate meeting duration from agenda items.

Quarter Calculator

Calculate fiscal quarter and dates.

Hours Between Dates Calculator

Calculate hours between two dates.

Subscription Expiry Calculator

Calculate subscription expiry dates.