Based on our record, ISS Detector seems to be more popular. It has been mentiond 3 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Highly recommend downloading the free ISS Detector app for iPhone/Android: http://issdetector.com/. Source: about 2 years ago
How did you know it was going to appear? I use the great free app called ISS Detector (issdetector.com). Source: over 2 years ago
Consider a phone app called ISS Detector. It shows you where to look in the sky, will sing an alarm before it happens, and reports projected brightness for the viewing. Again, late springtime has the best dance card. For reasons. Someone from the Astronomy department could chime in to augment and correct all this hearsay. Source: over 2 years ago
Celestia - Real-time 3D visualization of space
Heavens Above - Website for tracking Satellites, Space ships and other space objects.
Satscape - A satellite tracking program for Windows, Mac OS and Linux.
See A Satellite Tonight - Free web app to explore satellite locations.
Orbitron - Orbitron - Satellite Tracking System written by Sebastian Stoff.
Stellarium Portable - Stellarium Portable is software that you can use to observe the universe in a virtual 3D space.