Virtual OS is a free Android app developed by Keijo Olavi Kangas. It falls under the Utilities & Tools category and offers a unique feature of a virtual operating system in your Android device. The app allows users to enter terminal and console commands in a virtual emulation environment using either a Bluetooth or physical keyboard.

The app provides users with the ability to operate a virtual operating system on their Android device, which is a great feature for those who require a virtual environment. The app is easy to use, and the interface is user-friendly, making it easy to navigate. The app is also lightweight and doesn't take up too much space, which is a plus for those with limited storage space on their device.

Overall, Virtual OS is a great app for those looking for a virtual operating system on their Android device. It's free, easy to use, and provides users with a unique experience.