Jetaudio kind of app?

[amitabhbansal]

friends, m using el capitan, few years back i was on windows platform and was using cowon jetaudio software for recording the sound, singing with songs and many other options, cowon doesnt create the software for mac, so i was searching without success same kind of software, basically i need a software in which i can play a song (mp3) and sing along with the song, that software must have echo, and many options of microphone and can record it too. please help me guys