Useful
The application very useful for monitoring the moon's phase and determining its condition with high accuracy. Many thanks to the developer of this app
برنامج رائع لرصد القمر
رصد القمر بدقه عالية جداً جداً
Free
About
Track the moon's phases, illumination, and rise/set times with precise astronomical calculations. View upcoming solar and lunar eclipses, and access a Hijri calendar. Get optional notifications for celestial events and enjoy an authentic Arabic interface.
✓Precise moon phase and illumination tracking
✓Sunrise, sunset, moonrise, moonset times
✓Upcoming solar and lunar eclipse coverage
✓Hijri calendar with moon phase markers
✓Customizable notifications for celestial events
✓Choice of NASA imagery or 3D terrain model
✓Full Arabic localization
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What's New in Lunar Observer
2.1
September 24, 2026
Version 2.1 NOTIFICATIONS Receive announcements about notable lunar events, including eclipses, conjunctions and the Hijri crescent sighting. Allow notifications when asked, or turn them on at any time from Settings. iOS 27 Support Built and tested for iOS 27, iPhone 18 Pro and iPhone 18 Pro Max.
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FAQ
What is Lunar Observer?
Lunar Observer is a free reference app that provides precise astronomical data about the moon, including its phases, illumination percentage, rise and set times, and upcoming solar and lunar eclipses. It also features a Hijri calendar and offers optional notifications for celestial events.
How accurate are Lunar Observer's calculations?
Lunar Observer uses professional-grade astronomical calculations powered by NASA's JPL DE440 ephemeris, the same high-precision model used by NASA Horizons. This ensures sub-arc-second accuracy for its data, covering a wide range of years.
Does Lunar Observer have ads?
No, Lunar Observer does not contain advertisements. It is a completely free application with no ads or in-app purchases.
What devices is Lunar Observer available on?
Lunar Observer is available for iPhone and iPad devices, offering a detailed astronomical experience on both platforms.
How does Lunar Observer handle privacy?
Lunar Observer prioritizes user privacy by ensuring your location data never leaves your device. It does not employ tracking, analytics, or require an account, offering a secure and private experience.
Can I choose the moon imagery in Lunar Observer?
Yes, Lunar Observer allows you to choose between real NASA imagery from 2022–2026 or a live 3D model built from Lunar Reconnaissance Orbiter terrain data. The 3D model is recommended for years not covered by NASA photos.
What is the age rating for Lunar Observer?
Lunar Observer has an age rating of 4+, making it suitable for a wide audience interested in learning about the moon and celestial events.
How often is Lunar Observer updated?
Lunar Observer was last updated on June 9, 2026, with version 1.3.0. The app's description indicates that NASA imagery is updated each new year, suggesting regular content refreshes.
