Use APKPure App
Get Muzyka na czekanie old version APK for Android
Set yourself a musician to play Waiting in the network.
Application for clients Play feature to music as a call waiting tone.
From this tab, you can select one of the available catalog of songs, or use your own MP3.
Selected mp3 can be cut and set to music Waiting, bell or alarm.
Terms of service Waiting Music is available on the http://www.play.pl/uslugi/muzyka-na-czekanie/