Eventbrite - Discover Great Events or Create Your Own & Sell Tickets

Oto Music - Oto Music is an Android music player app that features Chromecast support, an equalizer, a ton of music controls, and functionalities.

Attendize Event Ticketing - Attendize is a free & open-source ticket selling and event management platform

Musicana Music Player - Musicana is a classical app for playing music on your Android that comes with features like a lyrics finder, five-band equalizer, fast song recognition & much more.

pretix - pretix helps you to sell tickets for your event in an easy way. It supports multi-lingual events and provides a wide range of features

3D Surround Music Player - 3D Surround Music Player allows you to listen to music with exceptional sound clarity and exclusive features such as dynamic bass boost, virtual3d surround effects, and treble boost.