Earth Circa

Earth Circa turns the sky's rhythms into a single, elegant ring. Watch the moon's real phase move around Earth in real time, follow the sun's daylight arc through the seasons, and see solstices and equinoxes marked exactly where they fall in the year, all in one living colour wheel unique to Earth Circa. FREE - Real-time moon phase, computed from astronomical algorithms - Live 24-hour time ring with day, night and twilight set by your latitude - Earth's shadow and the sun's daylight arc - Solstice and equinox markers - Tropical zodiac or Gregorian calendar ring - Tide pull: spring and neap tides, aligned to your own coast - Solar declination explained, with a live diagram - Time travel: scrub forwards or backwards through any date - City selector for your exact location, for both hemispheres EARTH CIRCA+ (one-time purchase, no subscription) - Sidereal, Vedic and constellation-based calendar rings - Vedic dosha time ring - First-person view: your location at 12 o'clock - Colour moon, with cycle and pregnancy tracking Your location and any cycle data stay on your device. There are no accounts, no ads and no tracking. Earth Circa is built by ARKANA Studios on a simple philosophy: buy once, own it forever. No subscriptions, no price hikes for early supporters, ever.