Starry Map Android
Starry Map gets 100+ downloads a day worldwide (AppInsider estimate, September 2026, rounded down to a band).
Starry Map is #48 in Education Free on Google Play in Japan and charting in 1 of 15 countries we track.
Updated 27 Sep 2026 · rankings refresh through the day
DeveloperARYamaNavi
CategoryEducation
PriceFree
Released
Installs500k+
Rating★ 4.4 (2.2k)
Updated
Content ratingEveryone
Rating
4.4 ★
2.2k ratings
Measured
Best rank now
#48
Education FreeMeasured
Starry Map on Google Play
App details
App ID
com.chuna0.ARPlanisphereA
Publisher
NYANKO SOFTWARE
Publisher country
Japan
Content rating
Everyone
Starry Map downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Google Play shows an exact lifetime install count; downloads per day are its daily change (measured). When Play hasn't refreshed the count, they come from new ratings and Top Free chart positions. Confidence is the chance the real number is within half to double ours.
Where Starry Map's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
Retention · share of new users still active
Day 1
Day 7
Day 30
Time spent · per daily user
Average time spent Pro
min a day
Sessions a day Pro
Time per session Pro
min
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
Business model: Ad-led
How Starry Map makes money: subscriptions, one-off purchases and ads.
Ads · 11 ad networks
Ads
/mo
of revenue
Where it ranks on Google Play
Every top 200 chart it appears in across 15 countries.
| Country | Charts | Rank |
|---|---|---|
| Japan | EducationFree | #48 |
Apps near Starry Map on the chart
Education Free, around #48.
Ratings
Google Play, worldwide.
Rating
4.4 ★
2.2k ratings
Measured
Ratings
2.2k
Measured
Written reviews
31
Measured
About Starry Map
Discover and learn about celestial bodies in real-time by pointing your device at the sky.
Point your smartphone at the night sky to instantly identify constellations, stars, and satellites.
AR overlays show celestial names on the live camera view, and you can swipe to explore any direction.
Get alerts for visible ISS passes and meteor showers.
Includes:
・88 constellations (with Hevelius illustrations)
・Solar system planets, dwarf planets, asteroids
・Stars up to magnitude 12
・About 100 Messier objects (nebulae and clusters)
・Over 10,000 satellites
・More than 300 comets
・Meteor showers and asterisms (Summer/Winter Triangle, Big Dipper, etc.)
・Satellite pass alerts (ISS, Hubble)
・Meteor shower peak notifications
Works offline (satellite data won't update).
Point your smartphone at the night sky to instantly identify constellations, stars, and satellites.
AR overlays show celestial names on the live camera view, and you can swipe to explore any direction.
Get alerts for visible ISS passes and meteor showers.
Includes:
・88 constellations (with Hevelius illustrations)
・Solar system planets, dwarf planets, asteroids
・Stars up to magnitude 12
・About 100 Messier objects (nebulae and clusters)
・Over 10,000 satellites
・More than 300 comets
・Meteor showers and asterisms (Summer/Winter Triangle, Big Dipper, etc.)
・Satellite pass alerts (ISS, Hubble)
・Meteor shower peak notifications
Works offline (satellite data won't update).
What's new in 5.14.1
Updated the libraries in use.
Fixed other minor issues.
Fixed other minor issues.