To upload music to Spotify, you need a computer.Funstock/Shutterstock You can upload local music from your computer onto Spotify by going through the Settings menu. Spotify Premium subscribers can listen to their uploaded music in the Spotify mobile app too. If you want to upload your music to Spotify so others can stream it, you'll need to go through a distribution service. Visit Insider's Tech Reference library for more stories. Spotify has more than 70 million songs in its streaming catalog, but there are many millions of songs that aren't on the platform.If you have songs on your computer that aren't streaming on Spotify, you can upload them to Spotify and listen to them there.