Google play music which was earlier offering 3 months of free music to its new subscribers is now giving you a month extra which means that if you are a new user then you can listen to music in the Google play music app for 4 months for absolutely free of cost.
Although after that you have to pay $9.99 per month in order to continue the service. If you are having the free trial or if you are a paid user then you can stream over 35 million songs in the app.
You can also download your favorite music so that you can listen to them offline also you can create custom playlists and upload 50,000 of your own songs.
The app also gives you recommendations for songs making you able to find artists and songs more easily.