Poweramp - Music Player for Android
Ring4 Meeting - Dead simple video conferencing - free, in browser
AIMP - AIMP : Free Audio Player : Официальный сайт программы
Fellow.app - A manager’s co-pilot for 1:1s, meetings, feedback & goals 🚀
Oto Music - Oto Music is an Android music player app that features Chromecast support, an equalizer, a ton of music controls, and functionalities.
openmeet - Account free video conferencing with a rooms component that lets you use VC within a physical meeting room. The server can also be hosted in your own cloud for extra privacy/security.