Calendar 2025 Islamic. Hijri date, provides services of arabic islamic calendar and gregorian calendar for free of charge for all and will remain free forever. The islamic calendar is based on the phases of the moon and its physical sightings, whereas the gregorian calendar relies on the positioning of the earth relative to the sun.

Check upcoming special islamic days and dates in the gregorian calendar 2025. Muslims around the world use the islamic calendar (also known as the lunar or hijri calendar) to determine the dates of religious events and observances.