Look4Sat APK v4.4.9 · Latest Version for Android
Look4Sat is a free satellite tracker and pass predictor covering 9,000+ satellites, with radar view and pass times for your location.
- Version
- 4.4.9
- Updated
- Oct 14, 2026
- Size
- 7.6 MB
- Requires
- Android 7.0+
- Developer
- Arty Bishop
- Category
- Education
- License
- GPL-3.0+
- Package
- com.rtbishop.look4sat
Screenshots
What's New in v4.4.9
- Added AOS/LOS timers to PassItem and NextPassRow components
- Replaced Swipe-to-Filter functionality with a Search bar
- Tweaked SSTV image saving flow, added permissions #264
- Fixed linear Doppler calculator and offset restore #265
- Corrected CelestialComputer moon calculations error #266
- Added Look4Sat-rPi project ref to app Settings/README #267
What is Look4Sat?
Look4Sat predicts when satellites pass over your location, using data from CelesTrak and SatNOGS. It is popular with amateur radio operators and stargazers who want to catch the ISS or weather satellites.
Key Features
- Track over 9,000 active satellites
- Pass predictions up to 10 days ahead
- Polar trajectory and radar view
- Search by name or NORAD number
- Ad-free and open source
Getting Started
Set your station position in settings first, then update the satellite data. Select satellites and check the upcoming passes list.
Open Source and Privacy
Look4Sat is developed in the open by Arty Bishop and released under the GPL-3.0+ license. The code is hosted at github.com/rt-bishop/Look4Sat, so anyone can check what the app does. The version on this page has no ads or tracking libraries flagged by F-Droid.
How to Install Look4Sat APK
- Tap Download and get the Look4Sat v4.4.9 APK (7.6 MB).
- Optional: compare the file’s SHA-256 checksum with the one on the download page.
- Open the file and allow your browser or file manager to install unknown apps if asked.
- Tap Install. Updates from the same source install over this one and keep your data, because they are signed with the same key.
Frequently Asked Questions
Is Look4Sat free?
Yes. Look4Sat is free and open-source software released under the GPL-3.0+ license. It has no ads and no paid version is required to use it.
Is this Look4Sat APK safe?
The APK on this page is the original file published in the F-Droid repository, unmodified. Its SHA-256 checksum is listed on the download page so you can verify it, and the full source code is public.
What Android version does Look4Sat need?
Look4Sat v4.4.9 requires Android 7.0 or newer.
Where can I find the source code of Look4Sat?
The source code is available at https://github.com/rt-bishop/Look4Sat. You can read it, report issues or contribute there.
