Fire OS 7 is based on Android 9 Pie (API level 28).

Is Kindle Fire 7 Android?

At its heart, the Amazon Fire 7 (2017) runs on Android. For all intents and purposes, though, it’s a completely separate OS. At first glance, the Home section of the so-called Fire OS makes it look much like any regular Android tablet.

Does Kindle Fire have Android operating system?

Fire OS is the operating system that runs Amazon’s Fire TV and tablets. Fire OS is a fork of Android, so if your app runs on Android, it will most likely run on Amazon’s Fire devices too.