Sky Map
Sky Map is a free, open-source maps and navigation app for Android. Sky Map turns your phone into a window on the night sky. It has 1,875 GitHub stars and is released under the GPL-3.0-or-later license, and you can install it from F-Droid and Google Play.
- Android
- Kotlin
- Maps & navigation
- Actively maintained
About Sky Map
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
Privacy and F-Droid
F-Droid builds Sky Map from its published source code and flags anti-features such as ads, tracking or reliance on non-free services.
- Contains non-free assets
Screenshots
Screenshots from the app's F-Droid listing.
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What is Sky Map?
Sky Map is a free, open-source maps and navigation app for Android. Sky Map turns your phone into a window on the night sky. It has 1,875 GitHub stars and is released under the GPL-3.0-or-later license, and you can install it from F-Droid and Google Play.
Is Sky Map free and open source?
Yes. Sky Map's source code is public on GitHub under the GPL-3.0-or-later license, which is OSI-approved or FSF-free. F-Droid flags these anti-features on its latest build: contains non-free assets.
How do I install Sky Map?
You can install Sky Map from F-Droid (package com.google.android.stardroid) and from Google Play; the links are on this page. Its GitHub repository also publishes releases (latest: v2.1.2).
Is Sky Map still maintained?
The repository's most recent commit was on Oct 6, 2026. Its F-Droid listing was last updated on Oct 2, 2026. appsgit only lists apps whose repository had a commit in the last six months.