This app does not play audio because it's a midi controller for ableton. Launch Buttons is a MIDI controller that lets you perform your tracks wherever you go. You don't need to carry your expensive gear; Your phone/tablet is just about enough. Works with virtually any DAW after a very simple set up.
The antivirus report has confirmed that Launch Buttons is totally safe for usage. Alexander Nowak is the creator of the tool which is related to the Music & Audio category. This application has been downloaded and set up by over 50K users and the most recent release is dated Mar 28, 2017.
Users rated the app 3.3 on Google Play. Take the opportunity to get the .apk file of Launch Buttons 2.017 free of charge and have a look at users' reviews on Droid Informer. The installer requires 13 MB of disk space and it can be launched on Android devices 2.3 and higher.