Saving the music on my phone to cloud or an app

Hello all I’ve been searching for something to help save the music on my samsung phone. Like a cloud or app that saves the music on my samsung phone music player, i cant put it on my pc because it dosnt recognise the music on the phone. After my old pc burned out and took almost everything. ive a lot hundreds of albums. And the memorys near full on my phone. Any ideas on helping me save what I have on my phone.i cant seem to find any so i tried here. Thanks