If you're not seeing some of you're devices a scenes in the Homeboy app, then it could be because of one of the following reasons:
1) Restart the Homeboy app
If you've recently added a new device or scene, then simply restarting the Homeboy app or signing out and back in will retrieve all the latest devices and scenes in your Insteon account.
2) Supported Devices
Homeboy supports the majority of Insteon devices. However, there are currently some Insteon devices that Homeboy does not or cannot support at this time. For a complete list of devices that are known to work with Homeboy, please see the this FAQ article.