Ancient Calendars

World's Lost Calendars

$0.99 · Designed for iPad. Not verified for macOS.

Uncover how the ancient civilizations measured time. Experience Maya, Aztec, Egyptian, Greek, Vikings and other ancient calendars with a high-precision temporal engine. RECOVER THE CHRONOMETER OF THE ANCIENTS Ancient Calendars is a digital artifact that reconstructs the most sophisticated time-keeping systems of our ancestors. From the mechanical weight of the Aztec Tonalpohualli to the astronomical precision of the Maya Long Count, experience time through the eyes of history’s greatest astronomers. KEY FEATURES: 8 TRADITIONAL CALENDARS: Fully functional logic for Aztec (Xiuhpohualli & Tonalpohualli), Maya (Long Count & Tzolk'in), Egyptian Civil Calendar, Attic (Greek), Chinese Lunisolar, Roman (A.U.C.), and Norse (Viking) systems (We are working on adding more) JUMP TO DIFFERENT DAYS: User the regular calendar to navigate to different dates and even discover what cycle in the azte, mayan or gree calendar key dates like your birthdate would have been. THE NOVA CALENDAR: Experience a modern "fixed" calendar restoration—13 months of perfect 28-day symmetry, realigned to the Vernal Equinox. CELESTIAL HUD: Real-time solar progress and moon phase tracking with a tactile, ancient-tech aesthetic. HISTORY ARCHIVE: Scrub through over 80 pivotal historical and celestial events to see how time was measured when they occurred. TACTILE ARTIFACTS: A UI that responds to your movement, making every calendar feel like a physical relic in your hands. LANguAGE: English & Spanish. We will soon implement more languages.

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

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    Information

    Seller
    • Jorge Santacruz
    Size
    • 54.5 MB
    Category
    • Education
    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
    Age Rating
    4+
    Copyright
    • © 2026 Redizel
  • Privacy Policy

    • Supports

    • Family Sharing

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

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