Backing Track Studio is a specialized backing track player indented for live performers and music bands. One of it's most features are auto pause function and support for remote/bluetooth pedals. Demo version limits song playback time to 20 seconds.
The download of the app doesn't contain viruses or any kind of malware. Syntax is the developer of Backing Track Studio Free DEMO which can be found in the Music & Audio category. Over 10K users downloaded and set up the tool and the most recent release was on Apr 12, 2017.
Google Play shows that this application is rated 3.3 by its users. It's free to get the installation package of Backing Track Studio Free DEMO, also, you can take a look at users' reviews on Droid Informer. The app works fine on Android 3.2 and above.