Sonos is finally improving its app — but it's not moving fast enough, so people are building new alternatives to solve big gripes about home theater setups and more customizable sound

Close-up of soundbar mesh with Sonos branding.

• People continue to build alternative Sonos apps with features Sonos hasn't offered
• Recent creations include customizable room correction that works with front surrounds
• Most aren't widely available, and are being shown in invite-only betas

In the last few months, Sonos has finally moved on from fixing its app's tech issues to improving it with new navigation and adding some useful new techy features, such as a key new network troubleshooting option.