Coordi

Discover the Universe with Coordi — Your Offline Celestial Calculator!

Coordi puts precise astronomy at your fingertips. Whether you're a stargazer, photographer, hiker, sailor, or simply curious about the sky, Coordi calculates Sun, Moon, eclipse and coordinate data for any location and date — and now shows it beautifully with charts, a 7-day weather forecast, and your choice of light or dark theme.

KEY FEATURES

* Sun & Moon: precise rise and set times, day length, and an interactive Sun-path arc showing the Sun's position throughout the day.
* Moon phases: the current phase with illumination and traditional full-moon names, plus a clear day/night timeline.
* Eclipses: upcoming solar and lunar eclipses with begin, peak and end times.
* Zodiac signs: the Sun and Moon zodiac sign for any date.
* Day duration: daylight length for any day and location.
* Weather: an optional 7-day forecast for your saved locations.
* Coordinate converter: view any point in UTM and MGRS formats.
* Ruler: measure the distance between two points on Earth with high precision.
* Nearest city locator: find the closest city to any coordinates using the Haversine formula.
* Saved locations: keep your favourite places and swipe between them.

MADE YOUR WAY

* Light, dark and system themes.
* Choose your units: kilometres or miles, plus m/s, km/h or mph.
* 12- or 24-hour time format.
* Available in many languages.

WHY COORDI?

* Works offline: every astronomy calculation runs on your device, no connection required. Only the optional weather forecast uses the internet.
* Clean, intuitive design that is easy to navigate.
* Accurate, reliable data for all your celestial needs.
* No ads.
* Continuously improved — your feedback shapes new features.

Explore the wonders of the sky, wherever you are. Download Coordi today and take the first step toward mastering celestial calculations!