Moon Phase Calendar Offline
No in-app products collected for this app.
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Description
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.