ISS Live Now is described as 'gives you easy access to a live video feed of Earth from the International Space Station, which is orbiting about 400 kilometers (250 miles) above the planet' and is an app in the Education & Reference category. There are four alternatives to ISS Live Now for Online / Web-based, Android, Android Tablet, iPad and iPhone. The best alternative is See A Satellite Tonight, which is free. Other great apps like ISS Live Now are Heavens Above (Free), ISS Detector (Free) and Uphere.space (Free).
Easily track satellites so you can see them in the night sky. This free web app provides an easy interface to find where satellites will be located at any given time, even providing a sleek view from the ground using Google Street Maps.
Tracking the International Space Station. See it fly by. You get an notification a couple of minutes before the ISS passes your location. With the in-app purchases you can also track comets, planets, ham radio satellites and many other satellites.