Date Calculators
All the essential tools for everyday date calculations.
Our General Date Calculators
Hijri to Gregorian Converter
Free online Hijri to Gregorian converter to instantly convert Islamic calendar dates into Gregorian calendar dates.
Go to ToolGregorian to Hijri Converter
Free online Gregorian to Hijri converter to instantly convert Gregorian calendar dates into Islamic (Hijri) dates.
Go to ToolDate Converter
Free online date converter to change date formats instantly between different international standards.
Go to ToolDate Calculator
Free online date calculator to add or subtract days, weeks, months, and years from any date.
Go to ToolUnix Timestamp Converter
Convert Unix timestamp (seconds since 1970) to readable date and convert date to Unix time instantly.
Go to ToolAge Calculator
Free online age calculator to calculate exact age in years, months, and days from your date of birth.
Go to ToolAge Eligibility Calculator
Free age eligibility calculator to verify if someone meets a required age limit based on date of birth.
Go to ToolAge Difference Calculator
Free age difference calculator to find the exact age gap between two people in years, months, and days.
Go to ToolSchool Age Calculator
Free school age calculator to check a child’s school eligibility based on date of birth and academic year.
Go to ToolJulian Date Converter
Free online Julian date converter to convert Gregorian calendar dates to Julian dates and vice versa instantly.
Go to ToolOrdinal Date Converter
Free online Ordinal Date Converter to convert standard calendar dates (YYYY-MM-DD) to ordinal date format (YYYY-DDD) and vice versa instantly.
Go to ToolJulian Day Converter
Free online Julian Day converter to convert calendar dates to Julian Day numbers and vice versa.
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