482K reviews
Content rating
Everyone
50M+
Downloads
Content rating
Everyone
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About this app

Sky Map helps you identify stars, planets, nebulae, and constellations in real-time.

Originally developed as Google Sky Map, it is now open source.

Find us online:


Official Website: stardroid.app
Open Source: Contribute on GitHub
Join the Community:
    • Facebook @stardroidapp
    • X @skymapdevs
Sky Map turns your phone into a window on the night sky.
Updated on
Aug 14, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • This app may collect these data types
    App activity and App info and performance
  • Data is encrypted in transit
  • Data can’t be deleted

Ratings and reviews

462K reviews
Sam Hain
August 12, 2026
Question: why are some constellations... different? Aquila is half of the bird, and the outline is not as it's been drawn for a long time. Very etrange. I also wish I could regenerate the on-load pop-up notifications. accidentally clicked past one about previewing an eclipse and now I'm sad. 2026-08-12 huge celestial event night incl. lunar eclipse! /// Otherwise-great app, love it and it's damn accurate. I've taken very high res photos looking for specific stars and things are exactly in place.
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Sky Map Devs
August 13, 2026
Thanks for the incredibly kind words on accuracy — that's exactly what we aim for! We're revisiting the constellation lines (including Aquila) in v2. For the eclipse notification, the What's New text is in Help, and you can rerun the tutorial from the menu to see it again.
Jason Tomlinson
August 27, 2025
Enjoyed the app for a while. Simple with good options. Recommended to others over the years. However, the last several times I've tried to use it, it is WAY off, for example: telling me the sun is ~15° below sunrise when I'm watching the sunset.... I have GPS, data and wifi on (or off) trying different settings to determine location. Tried all the troubleshooting tips, but it can't figure it out, I guess. Uninstalled because it was unusable (and I'm not techy enough to dig deeper).
40 people found this review helpful
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Sky Map Devs
March 13, 2026
We're sorry to see you go after years of support! If the Sun is misplaced, it's usually a time zone or location permission issue. We've tried to make that more obvious in the app. If you ever return, a screenshot of your Diagnostics page sent to skymapdevs@gmail.com helps us investigate.
Shawna Ryan
January 27, 2021
As long as you calibrate as instructed, this app is fantastic. You can search for anything in the sky and it will point you towards it, it names constellations, there are different layers you can choose to have labeled depending on what you're looking for. The only thing that would make it better is if it told you when special events were happening, such as certain planets being aligned in an unusual way, or a good night for meteor showers, etc.
136 people found this review helpful
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What’s new

More accurate sun and moon algorithm
Installed a more modern algorithm for Sun/Moon position to make eclipse timings even more accurate.