Not that I'm there very much, but now I can run Instagram, fully functional, on my desktop.
Who doesn't want a Linux terminal that works like a video game?
In response to the rollout of the paid X1 Box app, the Xemu team announced it will release a free Android app of its emulator.
If you're looking to explore the Android operating system itself—rather than individual apps—Genymotion is a decent emulator. Its main product is designed for developers and costs money to use, but ...