with tiers available for different audio qualities and/or multiple-user access, but the costs of services such as Spotify and Amazon Music are rising all the time. That's where free music apps come in ...

Two wireless mics, Dolby Atmos sound, and a light show take you from home theater to party mode in seconds for just $198.

It's not hard to see why: streaming music from various apps and internet radio is convenient, versatile and more space-saving than buying and storing physical media. And if you care about sound ...