When you open the app, it’ll prompt you to get all the available sounds and effects. If you don’t have GarageBand in your Applications folder yet, download it from the App Store for free. You can use its tutorials to make your first steps into playing an instrument, record your own music (including your voice), add special effects, and produce complete tracks to upload to SoundCloud or beyond. GarageBand for Mac is a versatile free music making software for beginners. You don’t have to go far for an introductory experience to music making programs - the GarageBand app is already pre-installed on your system. Having said that, there are a few options that have been winning in their respective categories over the years again and again. Needs, experience levels, and preferences tent do differ a lot, so the final choice should be different as well.
It’s important to note that no single music creation software is best for everyone. Try free The Best Free Music Software For Mac