OmniDate

Calendriers, Lune et dates

$2.99 · Designed for iPad. Not verified for macOS.

Explore dates in a new way: calendars, Moon, Sun, customizable widgets, and astronomical notifications—all in OmniDate. OmniDate brings together several ways to read, understand, and explore a date in one app. View the same day across different calendar systems, follow the cycles of the Moon and Sun, and customize the display to fit your needs. CALENDARS • Gregorian, Julian, French Republican, Chinese, Hebrew, Islamic, Persian, Buddhist, and Japanese calendars; • ISO 8601 week and date; • instant conversion of the same date between different calendar systems. SUN • sunrise and sunset; • solar noon; • day length; • civil, nautical, and astronomical dawn; • civil, nautical, and astronomical dusk; • daytime or nighttime progress for today; • calculations based on the selected location and date. MOON • Moon phase; • illumination and lunar age; • Earth–Moon distance; • upcoming lunar events. WIDGETS • Small, Medium, and Large Home Screen widgets, each configurable independently; • choose and reorder calendars; • customizable lunar data and ephemeris information; • Lock Screen widgets for the Sun, Moon, and progress through the year. ASTRONOMICAL NOTIFICATIONS • solar noon notification; • sunset notification; • configurable timing: at the event or up to one hour beforehand; • notifications based on the location selected in OmniDate. OTHER FEATURES • ephemeris and name days based on region; • progress through the year; • calculate the difference between two dates; • share date information; • customizable dashboard; • Light and Dark Mode; • interface available in 10 languages. OmniDate works without a user account and prioritizes calculations performed directly on your device.

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OmniDate now features a refreshed visual identity and new ways to access your information. • New app icon with a clearer, more modern, and recognizable design. • Significantly improved Home Screen widgets with more customization options. • New Lock Screen widgets for the Sun, Moon, and progress through the year. • Expanded Sun section with sunrise, sunset, solar noon, and civil, nautical, and astronomical dawn and dusk. • Solar data is now calculated for the date selected in OmniDate. • For today, OmniDate also displays the local time and daytime or nighttime progress. • New astronomical notifications for solar noon and sunset, with configurable advance notice. • Improved location handling for calculations and notifications. • Additional interface, stability, and reliability improvements.

Version 1.1

The developer, Laurent Perrin, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    Accessibility

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Information

    Seller
    • Laurent Perrin
    Size
    • 11.4 MB
    Category
    • Reference
    Compatibility
    Requires iOS 17.6 or later.
    • iPhone
      Requires iOS 17.6 or later.
    • iPad
      Requires iPadOS 17.6 or later.
    • Mac
      Requires macOS 14.6 or later and a Mac with Apple M1 chip or later.
    Languages
    English and 10 more
    • English, Dutch, French, German, Italian, Polish, Portuguese, Simplified Chinese, Spanish, Traditional Chinese, Turkish
    Age Rating
    4+
    Copyright
    • © 2026 Laurent Perrin
  • Developer Website
  • Privacy Policy

    • Supports

    • Family Sharing

      Up to six family members can use this app with Family Sharing enabled.