Star Guide: Night Sky Map: iPhone vs Android
Star Guide: Night Sky Map gets 500+ downloads a day worldwide (AppInsider estimate, September 2026, rounded down to a band).
Star Guide: Night Sky Map by Star register is on both the App Store and Google Play. Here are both versions together: downloads, users, revenue, ratings and chart positions, store by store with totals.
Rating
4.3 ★
2.1k ratings, both stores
Measured
Best rank now
#77
Android · 
Education Grossing
Education GrossingMeasured
App Store
App details
App ID
1542535191
Publisher
Clauma Marketing GmbH
Publisher country
Germany
Minimum OS
iOS 15.5+
Content rating
4+
Languages
1
EN
Size
230 MB
Google Play
App details
App ID
com.starregistration.planetarium
Publisher
Clauma Marketing GmbH
Publisher country
Germany
Content rating
Everyone
Star Guide: Night Sky Map downloads & installs
Both stores, worldwide. Bands are open; exact numbers are free with an account.
| Store | Downloads / day | Lifetime installs |
|---|---|---|
| iPhone | 100+ | 500k+ |
| Google Play | 100+ | 100k+ Measured |
| Total | 500+ Confidence | 500k+ Confidence |
How this is calculated
iPhone: chart positions and rating growth per country, anchored on its own Android downloads; lifetime from ratings worldwide × installs per rating. Google Play: the daily change in its exact install count. The total adds every store.
Where Star Guide: Night Sky 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.
In-app revenue
Worldwide, what users spend before Apple and Google take their fee.
| Store | Per day | Per month | Share |
|---|---|---|---|
| App Store | |||
| Google Play | |||
| Total | Confidence | 100% |
Business model: In-app purchase-led
How Star Guide: Night Sky Map makes money: subscriptions, one-off purchases and ads.
In-app purchases
One-off purchases
/mo
of revenue
Where it ranks now
Both stores, across every country we track.
Ratings
Both stores. Store data, measured.
| Store | Rating | Ratings |
|---|---|---|
| App Store | 4.4 ★ | 940 |
| Google Play | 4.2 ★ | 1.1k 36 written reviews |
| Both stores | 4.3 ★ weighted by ratings | 2.1k |
About Star Guide: Night Sky Map
Turn your phone into a real‑time planetarium. Star Guide helps you explore the night sky, identify stars and planets, and plan the best moments to look up—whether you’re stargazing tonight or previewing the sky months from now.
Point your device upward to see what’s above you, switch on Augmented Reality (AR) for an immersive sky overlay, and explore celestial objects in 3D. Want to plan ahead? Travel through time to see how the sky changes in the past or future, and preview the view from different locations around the world.
Key features
• Live star finder & planetarium view
Explore the night sky based on your position and direction.
• Augmented Reality mode
Overlay stars and planets on your camera view for easy identification.
• 3D stars & planets
Visualize objects in a more immersive way and explore in 3D.
• Best viewing time notifications
Get alerts for great stargazing moments and upcoming viewing opportunities.
• 24‑hour sky motion preview
See how a star moves and circles across the sky over a full day.
• Past & future sky “time travel”
Rewind to previous nights or fast‑forward to plan future observations.
• Different locations
Change your location to preview the sky from other places—perfect for trips.
Great for
• Casual stargazing from your backyard
• Learning the night sky with an interactive planetarium
• Planning the best time to spot planets
• Exploring how the sky looks from other cities and countries
Permissions (why they may be requested)
• Location: improves sky accuracy for your current position
• Camera: required for AR mode
• Notifications: optional alerts for best viewing times
Download Star Guide and start exploring the sky—right from your pocket.
Point your device upward to see what’s above you, switch on Augmented Reality (AR) for an immersive sky overlay, and explore celestial objects in 3D. Want to plan ahead? Travel through time to see how the sky changes in the past or future, and preview the view from different locations around the world.
Key features
• Live star finder & planetarium view
Explore the night sky based on your position and direction.
• Augmented Reality mode
Overlay stars and planets on your camera view for easy identification.
• 3D stars & planets
Visualize objects in a more immersive way and explore in 3D.
• Best viewing time notifications
Get alerts for great stargazing moments and upcoming viewing opportunities.
• 24‑hour sky motion preview
See how a star moves and circles across the sky over a full day.
• Past & future sky “time travel”
Rewind to previous nights or fast‑forward to plan future observations.
• Different locations
Change your location to preview the sky from other places—perfect for trips.
Great for
• Casual stargazing from your backyard
• Learning the night sky with an interactive planetarium
• Planning the best time to spot planets
• Exploring how the sky looks from other cities and countries
Permissions (why they may be requested)
• Location: improves sky accuracy for your current position
• Camera: required for AR mode
• Notifications: optional alerts for best viewing times
Download Star Guide and start exploring the sky—right from your pocket.
Star Guide: Night Sky Map iPhone
Star Guide: Night Sky Map gets 500+ downloads a day worldwide (AppInsider estimate, September 2026, rounded down to a band).
Star Guide: Night Sky Map is #91 in Education Free in United Kingdom and charting in 2 of 24 countries we track.
Updated 27 Sep 2026 · rankings refresh through the day
DeveloperStar register
CategoryEducation
PriceFree
Released
Rating★ 4.4 (940)
Version3.6.0
Age rating4+
First seen by us
25 Sep 2026
25 Sep 2026Installs (est.)500k+ worldwide
Rating
4.4 ★
940 ratings
Measured
Best rank now
#91
Education FreeMeasured
Star Guide: Night Sky Map on the App Store
App details
App ID
1542535191
Publisher
Clauma Marketing GmbH
Publisher country
Germany
Minimum OS
iOS 15.5+
Content rating
4+
Languages
1
EN
Size
230 MB
Star Guide: Night Sky 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
Apple publishes no download counts. iPhone downloads come from chart positions and daily rating growth per country, calibrated on Google Play install counts; lifetime installs from ratings worldwide × installs per rating. Confidence is the chance the real number is within half to double ours.
Where Star Guide: Night Sky 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.
In-app revenue
Worldwide, what users spend in Star Guide: Night Sky Map before Apple and Google take their fee.
How this is calculated
Not in an overall Top Grossing chart, only in category charts: each category position is converted to the overall position it corresponds to, then priced on the same rank-to-revenue curve, inside the part of each market the charted apps leave over.
Business model: In-app purchase-led
How Star Guide: Night Sky Map makes money: subscriptions, one-off purchases and ads.
In-app purchases
One-off purchases
/mo
of revenue
Where it ranks now
Every top chart it appears in across 24 countries.
| Country | Charts | Rank |
|---|---|---|
| United Kingdom | EducationFree | #91 |
 Australia | EducationGrossing | #99 |
Apps near Star Guide: Night Sky Map on the chart
Education Free, around #91.
Ratings
App Store, worldwide.
Rating
4.4 ★
940 ratings
Measured
Ratings
940
Measured
About Star Guide: Night Sky Map
Turn your phone into a real‑time planetarium. Star Guide helps you explore the night sky, identify stars and planets, and plan the best moments to look up—whether you’re stargazing tonight or previewing the sky months from now.
Point your device upward to see what’s above you, switch on Augmented Reality (AR) for an immersive sky overlay, and explore celestial objects in 3D. Want to plan ahead? Travel through time to see how the sky changes in the past or future, and preview the view from different locations around the world.
Key features
• Live star finder & planetarium view
Explore the night sky based on your position and direction.
• Augmented Reality mode
Overlay stars and planets on your camera view for easy identification.
• 3D stars & planets
Visualize objects in a more immersive way and explore in 3D.
• Best viewing time notifications
Get alerts for great stargazing moments and upcoming viewing opportunities.
• 24‑hour sky motion preview
See how a star moves and circles across the sky over a full day.
• Past & future sky “time travel”
Rewind to previous nights or fast‑forward to plan future observations.
• Different locations
Change your location to preview the sky from other places—perfect for trips.
Great for
• Casual stargazing from your backyard
• Learning the night sky with an interactive planetarium
• Planning the best time to spot planets
• Exploring how the sky looks from other cities and countries
Permissions (why they may be requested)
• Location: improves sky accuracy for your current position
• Camera: required for AR mode
• Notifications: optional alerts for best viewing times
Download Star Guide and start exploring the sky—right from your pocket.
Point your device upward to see what’s above you, switch on Augmented Reality (AR) for an immersive sky overlay, and explore celestial objects in 3D. Want to plan ahead? Travel through time to see how the sky changes in the past or future, and preview the view from different locations around the world.
Key features
• Live star finder & planetarium view
Explore the night sky based on your position and direction.
• Augmented Reality mode
Overlay stars and planets on your camera view for easy identification.
• 3D stars & planets
Visualize objects in a more immersive way and explore in 3D.
• Best viewing time notifications
Get alerts for great stargazing moments and upcoming viewing opportunities.
• 24‑hour sky motion preview
See how a star moves and circles across the sky over a full day.
• Past & future sky “time travel”
Rewind to previous nights or fast‑forward to plan future observations.
• Different locations
Change your location to preview the sky from other places—perfect for trips.
Great for
• Casual stargazing from your backyard
• Learning the night sky with an interactive planetarium
• Planning the best time to spot planets
• Exploring how the sky looks from other cities and countries
Permissions (why they may be requested)
• Location: improves sky accuracy for your current position
• Camera: required for AR mode
• Notifications: optional alerts for best viewing times
Download Star Guide and start exploring the sky—right from your pocket.
Latest updates
3.6.0
• App now available in Turkish, Italian, Polish and Romanian
• Performance and stability improvements
Star Guide: Night Sky Map Android
Star Guide: Night Sky Map gets 500+ downloads a day worldwide (AppInsider estimate, September 2026, rounded down to a band).
Star Guide: Night Sky Map is #77 in Education Grossing on Google Play in Germany and charting in 2 of 15 countries we track.
Updated 27 Sep 2026 · rankings refresh through the day
DeveloperStar Registration
CategoryEducation
PriceFree
Released
Installs100k+
Rating★ 4.2 (1.1k)
Updated–
Content ratingEveryone
Rating
4.2 ★
1.1k ratings
Measured
Best rank now
#77
Education GrossingMeasured
Star Guide: Night Sky Map on Google Play
App details
App ID
com.starregistration.planetarium
Publisher
Clauma Marketing GmbH
Publisher country
Germany
Content rating
Everyone
Star Guide: Night Sky 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 Star Guide: Night Sky 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.
In-app revenue
Worldwide, what users spend in Star Guide: Night Sky Map before Apple and Google take their fee.
How this is calculated
Not in an overall Top Grossing chart, only in category charts: each category position is converted to the overall position it corresponds to, then priced on the same rank-to-revenue curve, inside the part of each market the charted apps leave over.
Business model: In-app purchase-led
How Star Guide: Night Sky Map makes money: subscriptions, one-off purchases and ads.
In-app purchases
One-off purchases
/mo
of revenue
Where it ranks on Google Play
Every top 200 chart it appears in across 15 countries.
| Country | Charts | Rank |
|---|---|---|
| Germany | EducationGrossing | #77 |
| Germany | EducationFree | #161 |
| Australia | EducationFree | #199 |
Apps near Star Guide: Night Sky Map on the chart
Education Grossing, around #77.
Ratings
Google Play, worldwide.
Rating
4.2 ★
1.1k ratings
Measured
Ratings
1.1k
Measured
Written reviews
36
Measured
About Star Guide: Night Sky Map
Turn your phone into a real‑time planetarium. Star Guide helps you explore the night sky, identify stars and planets, and plan the best moments to look up—whether you’re stargazing tonight or previewing the sky months from now.
Point your device upward to see what’s above you, switch on Augmented Reality (AR) for an immersive sky overlay, and explore celestial objects in 3D. Want to plan ahead? Travel through time to see how the sky changes in the past or future, and preview the view from different locations around the world.
Key features
• Live star finder & planetarium view
Explore the night sky based on your position and direction.
• Augmented Reality mode
Overlay stars and planets on your camera view for easy identification.
• 3D stars & planets
Visualize objects in a more immersive way and explore in 3D.
• Best viewing time notifications
Get alerts for great stargazing moments and upcoming viewing opportunities.
• 24‑hour sky motion preview
See how a star moves and circles across the sky over a full day.
• Past & future sky “time travel”
Rewind to previous nights or fast‑forward to plan future observations.
• Different locations
Change your location to preview the sky from other places—perfect for trips.
Great for
• Casual stargazing from your backyard
• Learning the night sky with an interactive planetarium
• Planning the best time to spot planets
• Exploring how the sky looks from other cities and countries
Permissions (why they may be requested)
• Location: improves sky accuracy for your current position
• Camera: required for AR mode
• Notifications: optional alerts for best viewing times
Download Star Gide and start exploring the sky—right from your pocket.
Point your device upward to see what’s above you, switch on Augmented Reality (AR) for an immersive sky overlay, and explore celestial objects in 3D. Want to plan ahead? Travel through time to see how the sky changes in the past or future, and preview the view from different locations around the world.
Key features
• Live star finder & planetarium view
Explore the night sky based on your position and direction.
• Augmented Reality mode
Overlay stars and planets on your camera view for easy identification.
• 3D stars & planets
Visualize objects in a more immersive way and explore in 3D.
• Best viewing time notifications
Get alerts for great stargazing moments and upcoming viewing opportunities.
• 24‑hour sky motion preview
See how a star moves and circles across the sky over a full day.
• Past & future sky “time travel”
Rewind to previous nights or fast‑forward to plan future observations.
• Different locations
Change your location to preview the sky from other places—perfect for trips.
Great for
• Casual stargazing from your backyard
• Learning the night sky with an interactive planetarium
• Planning the best time to spot planets
• Exploring how the sky looks from other cities and countries
Permissions (why they may be requested)
• Location: improves sky accuracy for your current position
• Camera: required for AR mode
• Notifications: optional alerts for best viewing times
Download Star Gide and start exploring the sky—right from your pocket.