AIMP - AIMP : Free Audio Player : Официальный сайт программы
Winamp - Winamp is a media player that allows users to play multiple-file formats, arrange media in a varied file-management system, and play unique media with AAC encoding.
Poweramp - Music Player for Android
Fossify Voice Recorder - An easy way of recording any discussion or sounds without ads or internet access.
Musicolet - Musicolet is a small yet feature-rich offline Music Player for Android.
Vanilla Music - Vanilla Music is a clean, simple and opensource music player for Android.