hellocetus: Moon Calendar

Name: hellocetus: Moon Calendar
Author: Waitcle

LiveWaitcle6 apps · 69.4K installsEntertainmentFree · contains adsIn-app purchases: $1.99 - $6.99 per itemcom.waitcle.luckyday

Plan supermoons; track moon phases, planets, moonrise, sunset and eclipses.

Alert me ★ Watch Open in Play ↗

Total installs: 444
Installs / day: 0
Rating: —★
Released: 15 Mar 2026
Last update: 20 Jul 2026
Countries: —

Install history

exact counter from Google Play

30dAll

Installs per day · last 90 days

Change timeline

No changes recorded yet. We compare every crawl with the previous one and list title, icon, screenshots, description, version, price and availability changes here.

Country availability

Availability has not been checked for this app yet. “Check all countries” looks the app up in about 140 Google Play storefronts and shows where it is live, listed but not installable, or missing — plus any country-specific (custom) store listings.

Top countries

Country data will be available soon.

We estimate where downloads come from using the app’s position in Google Play’s top charts in about 140 countries. This app is not in any chart we have collected yet; the estimate appears as soon as it is.

Top chart positions

Not in any tracked top chart.

App manifest

Read this app's manifest from Google Play: permissions, declared SDKs, components and AdMob app ID. Saved analysis appears here automatically.

Data safety

declared by the developer on Google Play

Shares data with third parties Location, Personal info and 3 others
Collects data Location, Personal info and 3 others
Data is encrypted in transit
No way to ask for data deletion

This is the developer's own declaration, summarised from the Play listing. The permissions below show what the app is technically able to access.

Permissions

10 in 2 groups

2 Sensitive2 Notable6 Routine

What this app can do with your phone

Know roughly where you are, using mobile towers and Wi-Fi networks
Know your exact location using GPS, Wi-Fi and mobile networks

LocationSensitive2

Access to where your device is, using GPS or network signals

Know roughly where you are, using mobile towers and Wi-Fi networksapproximate location (network-based) · ACCESS_COARSE_LOCATION
Know your exact location using GPS, Wi-Fi and mobile networksprecise location (GPS and network-based) · ACCESS_FINE_LOCATION

OtherNotable8

Access to miscellaneous device features that don't fit other categories

Start itself automatically as soon as your phone finishes turning onrun at startup · RECEIVE_BOOT_COMPLETED
Keep your phone's processor or screen from going to sleep, which can use more batteryprevent device from sleeping · WAKE_LOCK
Check whether you are online and whether you use Wi-Fi or mobile dataview network connections · ACCESS_NETWORK_STATE
Connect to the internet to load content and send datafull network access · INTERNET
Make your phone vibratecontrol vibration · VIBRATE
Check with Google Play that you got this app legitimatelyGoogle Play license check · com.android.vending.CHECK_LICENSE
Read Google service settings stored on your deviceread Google service configuration · com.google.android.providers.gsf.permission.READ_GSERVICES
Receive push messages sent from the app's servers over the internetreceive data from Internet · com.google.android.c2dm.permission.RECEIVE

Sensitive = can reach personal data, location, camera/mic or act on your behalf. Notable = changes how your device behaves. Routine = normal for almost every app. Source: Google Play's permission list for all versions of this app.

Store listing

Full description

hellocetus is an astronomy calendar for planning supermoons, following Moon phases, checking local Sun and Moon times, and comparing planet positions. Browse long-range events or open today’s sky data in one focused app. Plan ahead with the supermoon calendar • Browse long-range supermoon dates and astronomy events by year • See exact local event times and countdowns for upcoming supermoons • Explore Supermoons, Micromoons, Blue Moons, Black Moons, Harvest Moons, Hunter’s Moons, Blood Moons, Super New Moons, and Micro New Moons • Find solar and lunar eclipse dates in the same event calendar Follow the Moon day by day • View a monthly calendar with each day’s Moon phase and illumination • Open full moon details with the local event time, moonrise, moonset, city, time zone, and sky position • Check today’s moonrise, moonset, phase, illumination, and lunar angle • Save observation notes, plans, and reminders directly on calendar dates • Receive optional alerts one hour before supported astronomy events Compare planets and the sky • Switch between Local Sky, Earth-centered, and Sun-centered planet views • Compare altitude, azimuth, brightness, longitude, latitude, distance, right ascension, declination, and elongation • Follow short-term planetary motion with timeline views • Use a selected city or saved GPS location for local calculations • Compare standout constellations above the horizon across countries and representative cities • Explore planet surface previews in a clean globe-style interface Daily Sun and Moon information Check sunrise, sunset, total daylight, day-length change, moonrise, moonset, phase, and illumination at a glance. hellocetus brings long-range planning and everyday sky data into one focused experience. Free and Premium hellocetus includes advertising. Optional monthly, yearly, or lifetime Premium removes ads and unlocks the Home Screen full moon widget. Current products, localized prices, renewal details, and purchase terms are shown in the app before purchase. Available in 22 supported languages. Terms of Service: https://hellocetus.com/terms/

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