Have you seen the International Space Station? It is visible with the naked eye!
This is the easiest way to spot the station.
ISS Detector will tell you when and where to look for the ISS. You get an alarm a few minutes before a pass. You will never miss it. ISS Detector will also check if the weather conditions are right. A clear sky is perfect for spotting.

Extensions will enhance the functionality of ISS Detector. With an in-app purchase you can add many famous satellites and amateur radio satellites. See the Starlink satellite trains, Hubble space telescope, rocket bodies, comets, planets and many bright satellites.

Available Extensions (in-app purchase):

Radio Amateur Satellites: Track dozens of ham and weather satellites. Transmitter information and real-time Doppler frequencies.

Starlink and Famous Objects: Track SpaceX Starlink satellite trains, Hubble Space Telescope, rocket bodies, bright satellites and more.

Comets and Planets: Track all planets. And track comets as they come closer to earth and become bright enough to see.

From version ISS Detector Satellite Tracker 2.04.48:

- Famous Objects satellite selection: Eye icons show which satellites are potentially bright.
- Amateur Radio satellite selection: Transmitter types are shown, you can also use the search to filter transmitter types.
- Amateur Radio details screen: Pin a transmitter to put it at the front of the frequency list below the radar.

All versions
ISS Detector Satellite Tracker 2.04.48

Version:2.04.48

Uploaded:March 28, 2022 at 7:10AM UTC

File size:14.35 MB

Downloads:62

ISS Detector Satellite Tracker 2.04.46

Version:2.04.46

Uploaded:March 19, 2022 at 3:26PM UTC

File size:14.26 MB

Downloads:35

ISS Detector Satellite Tracker 2.04.43

Version:2.04.43

Uploaded:December 12, 2021 at 10:04AM UTC

File size:14.23 MB

Downloads:47

ISS Detector Satellite Tracker 2.04.42

Version:2.04.42

Uploaded:November 27, 2021 at 8:29AM UTC

File size:14.23 MB

Downloads:18

ISS Detector Satellite Tracker 2.04.41

Version:2.04.41

Uploaded:November 17, 2021 at 8:04AM UTC

File size:14.23 MB

Downloads:20

ISS Detector Satellite Tracker 2.04.39

Version:2.04.39

Uploaded:October 15, 2021 at 7:47AM UTC

File size:14.15 MB

Downloads:18

ISS Detector Satellite Tracker 2.04.37

Version:2.04.37

Uploaded:September 6, 2021 at 5:40PM UTC

File size:14.12 MB

Downloads:34

ISS Detector Satellite Tracker 2.04.33

Version:2.04.33

Uploaded:July 29, 2021 at 3:06PM UTC

File size:13.91 MB

Downloads:26

Version:2.04.31

Uploaded:July 7, 2021 at 6:22PM UTC

File size:13.99 MB

Downloads:24

ISS Detector Satellite Tracker 2.04.30

Version:2.04.30

Uploaded:June 13, 2021 at 7:44PM UTC

File size:13.54 MB

Downloads:57