Comparison

Luna vs Mooncaster

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Luna

Features
Read full description

Moon Phases is a privacy-focused moon phase and astronomy app that brings accurate lunar data, solar events, and sky conditions to your location. Whether you plan a photo shoot, plan a stargazing night, or simply want to know when the moon rises, Moon Phases delivers the information you need. MOON PHASES View the current moon phase with a clear visual representation and illumination percentage. See moonrise and moonset times for any selected date. Moon Phases displays all eight phases: New Moon, Waxing Crescent, First Quarter, Waxing Gibbous, Full Moon, Waning Gibbous, Last Quarter, and Waning Crescent. Each phase includes a brief description for accessibility. ASTRONOMY DATA Access detailed lunar metrics: distance from Earth in kilometers or miles, altitude above the horizon, moon age since the new moon, and illumination percentage. Each value includes an info button with an explanation. Units are configurable in Settings. UPCOMING PHASES Plan ahead with upcoming major moon phases. See when the next full moon, new moon, or quarter phase occurs and how many days remain. SKY CONDITIONS Check observation quality with a score from 0 to 100 based on cloud cover, wind, and humidity. View a 24-hour cloud coverage chart to find the best windows for stargazing or photography. See current wind speed and humidity, clear sky windows when available, and precipitation probability. PHOTOGRAPHER TOOLS Solar events: sunrise, solar noon, and sunset times for your location. Golden hour and blue hour ranges for soft, warm light and twilight photography. Moon phase tips tailored to each phase, from Milky Way shots during the new moon to detailed lunar surface shots during the full moon. Shooting conditions combine moon phase and sky data to rate the suitability for photography. LOCATION Use your device location for automatic updates, or enter a city manually. Your choice of location is saved and restored when you reopen the app. CUSTOMIZATION Choose 12-hour or 24-hour time format. Switch between light, dark, or system theme. Set distance units to kilometers or miles and wind speed to km/h or mph. All preferences apply across the app and widgets. HOME SCREEN WIDGETS Add small, medium, or large widgets to your home screen. See moon phase, illumination, moonrise and moonset, sunrise and sunset, and observation quality at a glance. ACCESSIBILITY LunaTrack supports VoiceOver, Voice Control, Larger Text, Dark Interface, Differentiate Without Color, Sufficient Contrast, and Reduced Motion. All interactive elements have clear labels and hints. Text uses a rounded design for readability. PRIVACY No subscriptions. No tracking. Moon Phases uses your location only to calculate moon and sun times for your area. Weather data comes from Open-Meteo. No account is required for core features. Moon Phases is built for photographers, astronomers, and anyone who appreciates the moon and the sky.

About

Mooncaster

This app predicts promising moonrise viewing opportunities by combining lunar data with local weather forecasts. It provides scores and alerts to help you plan the best time and place to observe the moon.

Highlights
  • Curated list of promising moonrises
  • Astronomy and weather scoring
  • Customizable alerts
  • Interactive direction map
  • Home Screen Widget
  • 45-day lunar outlooks
Features
Read full description

Know when a moonrise is truly worth heading outside for. Mooncaster goes beyond moonrise times. It combines precise lunar geometry with local Apple Weather forecasts to show how promising the view may be, when to be ready, and where to look. Whether you’re planning a photograph, choosing a viewpoint, or simply hoping to catch a beautiful Moon near the horizon, Mooncaster turns complex astronomy and weather data into a clear plan. FIND THE BEST MOONRISES • Browse a curated list of astronomically promising moonrises • See every upcoming visible moonrise or build your own custom view • Filter by illumination, cloud cover, visibility, and timing near sunset •View today's moonrise or moonset in a Home Screen Widget. PLAN WITH SCORES YOU CAN UNDERSTAND • Astronomy Score rates illumination, timing, and the Moon’s near-horizon climb • Weather Score considers cloud cover and visibility during the viewing window • Moonrise Score brings astronomy and weather together in one 0–100 rating • Forecast confidence—High, Medium, Low, or Pending—shows how much trust to place in the current outlook KNOW WHEN AND WHERE TO LOOK • View moonrise and moonset times, phase, illumination, direction, and compass bearing • See how quickly the Moon climbs and follow its arc across the sky • Use an interactive direction map to fine-tune your viewing position STAY AHEAD OF CHANGING WEATHER • Check conditions focused on the moonrise viewing window—not just a generic daily forecast • Review cloud cover, visibility, and recent forecast trends • Refresh on demand; Mooncaster also updates weather and alerts in the background when iOS allows GET THE RIGHT ALERT AT THE RIGHT TIME Auto Mode watches your Best Moonrises and schedules alerts only when an astronomically promising event receives a favorable, reliable forecast. You can also set manual alerts for any moonrise you choose. Pick from the morning of the event, 6 hours, 1 hour, 30 minutes, 15 minutes before, or right at moonrise. EXPLORE MORE WITH MOONRISE PRO Mooncaster includes a complimentary seven-day preview of every feature. The preview does not automatically start a subscription, and a limited one-location view remains available afterward. Moonrise Pro unlocks: • Unlimited saved locations • Complete 45-day lunar outlooks, with weather added as forecast data becomes available • Full upcoming moonrise lists and detailed forecasts • Interactive direction maps • Automatic and custom scheduled alerts Choose monthly or annual access, or make a one-time lifetime purchase. Monthly and annual subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. Forecasts and scores are planning aids, not guarantees. Terrain, buildings, haze, and other local obstructions may affect what you see. Weather data is provided by Apple Weather. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.catspaw-systems.com/PrivacyPolicies/MooncasterPrivacy.html

Screenshots

Luna4 screens
Mooncaster4 screens

Verdict

The call

The clearest difference is iOS requirement: Mooncaster at 18.0 against Luna's 26.0. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Luna sells 1 one-off in-app purchase and Mooncaster sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference · 9 level
Luna versus Mooncaster: the parameters behind the verdict, then further details
ParameterLunaMooncaster
PriceFreeFree
Rating—4.5 (4 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—4 — better
Update frequency—Every 4 days
AdsNoNo
In-app purchasesYesYes
Monetization—Freemium
DevicesiPhoneiPhone, iPad — better
Requires iOS26.018.0 — better
Further details — not scored
Size3 MB42 MB
Age rating4+4+
DeveloperEmre ErkisCatspaw Systems LLC

In-app purchases

1 purchases

Luna

One-time1
  • Premium$9.99
3 purchases

Mooncaster

Subscriptions2
  • Monthly Mooncaster Subscription$0.991 Month
  • Mooncaster Annual Subscription$9.991 Year
One-time1
  • Mooncaster Lifetime Access$14.99

Questions

Is Luna free?
Luna is free to download, with in-app purchases available.
Is Mooncaster free?
Mooncaster is free to download, with in-app purchases available.
Do Luna or Mooncaster have ads?
Neither Luna nor Mooncaster shows ads.

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