About
This app predicts International Space Station passes and rates them based on real-time weather and visibility. It uses augmented reality to guide you to the exact viewing position in the sky, helping you avoid mistaking planes for the ISS.
What's New in ISS Pass Finder
2.5
May 11, 2026
Countdown Timer added.
Developer apps
FAQ
How does ISS Pass Finder determine if a pass is worth watching?
ISS Pass Finder combines precise orbital tracking data with real-time weather analysis. It then assigns a rating of 'Excellent', 'Maybe', or 'Poor' to each upcoming pass based on predicted sky conditions and visibility.
Can ISS Pass Finder help me identify the ISS in the sky?
Yes, ISS Pass Finder features Augmented Reality (AR) guidance. This feature shows you the exact direction and elevation to look in the sky, making it easy to confidently identify the ISS and distinguish it from aircraft.
What devices is ISS Pass Finder available on?
ISS Pass Finder is available for iPhone and iPad devices, offering a seamless experience for Apple users interested in space observation.
How accurate are the ISS pass predictions?
The app provides accurate ISS pass predictions based on your current location. It leverages precise orbital tracking to ensure the timing and trajectory information is reliable for your viewing opportunities.
Does ISS Pass Finder have ads?
No, ISS Pass Finder is ad-free. You can enjoy tracking ISS passes and using its AR features without any interruptions from advertisements.
What is the update frequency for ISS Pass Finder?
The app was last updated on May 11, 2026, indicating active development and maintenance. Users can expect ongoing improvements and accurate data for ISS tracking.
What is the age rating for ISS Pass Finder?
ISS Pass Finder has an age rating of 4+. This makes it suitable for a wide range of users, including younger individuals interested in learning about space and satellites.
How does ISS Pass Finder's rating system work?
The app rates passes as 'Excellent' for clear skies and high visibility, 'Maybe' for partial cloud cover, and 'Poor' for obstructed views. This helps users decide which passes are most likely to provide a good viewing experience.