Over 1M users downloaded and set up the game and its latest release was on Nov 30, 2018. Pay attention to the important moment: adverts are a part of this application and it provides in-app purchases. The statistics reveal that the app is popular mostly among HTC and Panasonic users.
It's free to get the .apk file of Commercial Bus Simulator 16 and you can check out users' reviews on Droid Informer. This application installation package requires 67 MB of free space to run on Android 4.0 and higher.
Users leave reviews pointing out that the app possesses the following disadvantages: too many ads and multiple bugs.