IslamCal calculated reference
A fixed tabular calculation that makes dates predictable for planning and comparison. It may differ from a month start announced by a community or authority.
Best for planning aheadYOUR ISLAMIC CALENDAR · ALWAYS CURRENT
Choose what you want to follow, then add it to the calendar you already use. When IslamCal updates a date, your subscription updates automatically.
Your choice determines the dates in the subscription links below. If your mosque or community follows a particular authority, choose that calendar.
A fixed tabular calculation that makes dates predictable for planning and comparison. It may differ from a month start announced by a community or authority.
Best for planning aheadFollows reviewed month-start announcements from the Central Hilal Committee of North America. Future dates remain provisional until the committee announces them.
View CHC announcementsFollows the published Umm al-Qura calendar used in Saudi Arabia. Its dates are available in advance. Separate Saudi religious announcements may affect some observances.
View official calendarCurrently following IslamCal calculated reference. Switching calendars? Delete your old subscription in your calendar app, then subscribe to the new feed below.
You can subscribe to more than one. The Complete calendar already includes every category below.
Only the principal Islamic dates and periods from the IslamCal event registry.
Only one three-day White Days fasting event per supported Hijri month, excluding Ramadan.
Only the first day of each Hijri month.
Only the recurring Monday and Thursday Sunnah fasting days.
Subscribing to the calendar URL creates a live, read-only connection. Importing a downloaded .ics file creates a static snapshot; it will not receive later date corrections. For changing Islamic dates, choose a subscription.
Use the Google button in a computer browser. Alternatively, copy the feed URL and choose Other calendars → + → From URL in Google Calendar. After adding it, check that the calendar is enabled in your mobile app. New URL subscriptions cannot be added within the Google Calendar mobile app.
Use Apple / iPhone to open the subscription link. If needed, copy the URL and add an external subscription from Calendar’s Calendars → Add Calendar menu on iPhone, or File → New Calendar Subscription on Mac. Menu wording varies by version.
Use the Outlook button, or choose Add calendar → Subscribe from web and paste the copied URL. Upload from file creates a static copy. Outlook’s subscription refresh can take more than 24 hours.
Changing your selection on IslamCal does not change an existing subscription’s feed URL. To follow another calendar method, remove the old subscription in your app and subscribe to the new feed.
Choose these settings in the subscription window that opens next:
iPhone or iPadSet Account to iCloud so the calendar appears on your Apple devices.
MacSet Auto-refresh to Every hour for more timely updates.
Using another calendar app? Copy any calendar URL above and add it as a subscribed calendar.
Pick the complete calendar or only the dates that matter to you.
Use the button for your calendar, or copy the URL into another calendar app.
Your app checks the feed periodically. Refresh timing is controlled by the calendar provider and can vary.
Choose the dates used by your community. Your selection also sets the calendar subscription links shown here.
You can change this anytime with the calendar button. Compare the calendars