Moon Phase Calendar Offline

The offline lunar calendar built for biodynamic gardeners, astrophotographers, anglers, and stargazers. Zero ads, zero tracking, zero in-app purchases. NASA-grade accuracy from 1900 to 2100. 100% OFFLINE — FOREVER Never needs internet. Open in airplane mode. No accounts, no login, no cloud. The math runs locally on your device using Meeus astronomical algorithms — the same equations professional observatories rely on. BIODYNAMIC GARDENING CALENDAR Sow, plant, and harvest by the moon. Each day is classified as a Root, Leaf, Flower, or Fruit day following the Maria Thun method — the sidereal zodiac convention used by certified Demeter biodynamic farms across Europe. ASTROPHOTOGRAPHY & GOLDEN HOUR - Golden hour and blue hour for every sunrise and sunset - Dark sky window — when the moon is below the horizon during astronomical night - Milky Way visibility with galactic center altitude - 8 major annual meteor showers with moon-interference rating - Eclipse path visualizations for 2024–2030 SOLUNAR FISHING & HUNTING TIMES Major and minor solunar feeding windows for every day, every location. Based on Knight's solunar theory and verified against In-Fisherman magazine tables. Star rating per day so you plan trips at peak activity. LUNAR CALENDAR 1900–2100 - All four moon phases: new, first quarter, full, last quarter - Supermoons, blue moons, blood moons, harvest moons - TOTAL SOLAR ECLIPSE August 2, 2027 across Spain, Gibraltar, Morocco, Algeria, Libya, Egypt - Lunar age, illumination percentage, distance from Earth - Moonrise and moonset for your exact location - Tropical and sidereal zodiac sign for every day STARGAZING ESSENTIALS - Civil, nautical, and astronomical twilight - Sun and moon altitude/azimuth for any moment - Constellation the moon is currently passing through - Compass overlay for moon and sun position PRIVACY PROMISE - Zero ads - Zero tracking - Zero analytics - Zero in-app purchases - Zero data collection - Zero internet required We don't sell your data because we don't collect any. ASTRONOMICAL EVENTS 2026–2030 - Mar 3 2026 — Total lunar eclipse, Pacific & Americas - Aug 12 2026 — Total solar eclipse, Greenland, Iceland, Spain - Mar 3 2027 — Total lunar eclipse, Americas & Europe - AUG 2 2027 — TOTAL SOLAR ECLIPSE across Southern Europe and North Africa - Jul 22 2028 — Total solar eclipse, Australia & New Zealand Full eclipse table inside the app.