Calendar Tools

Free online tools for calendar conversion, age calculation, and date differences. Supports Gregorian, Persian, Hijri, and Hebrew calendars — all in your browser.

Calendar Converter

Convert dates between 18 calendars worldwide — Gregorian, Persian, Hijri, Hebrew, Chinese, Japanese, Korean, Indian, and more.

Age Calculator

Calculate your exact age in years, months, days, hours, and minutes. Supports 18 world calendars.

Date Difference Calculator

Calculate the difference between two dates in years, months, days, and more. Supports 18 world calendars.