World Date Converter

Convert dates across Persian, Hijri, Hebrew, Chinese & Gregorian calendars.

World Date Converter is the cleanest way to convert any date between the world's calendars — instantly and completely offline, with no sign-up.

SUPPORTED CALENDARS • Gregorian • Persian / Shamsi (Jalali) with Afghan month names • Islamic / Hijri (Umm al-Qura & tabular) • Hebrew • Chinese (with zodiac) • Buddhist (Thai) • Indian (Saka) • Coptic • Ethiopic • Japanese (era)

FEATURES • Every month name in its own script AND clear Latin transliteration • See one date in every calendar at once • Add any converted date to your phone's calendar — one tap, no account • 30 languages with full right-to-left support • Works 100% offline. Private by design — no sign-up, nothing leaves your device.

Note: the Islamic date is the tabular/Umm al-Qura calculation; official religious dates (Ramadan, Eid) are set by moon sighting and may differ by a day or two.