/Sparklight app on Roku devices

Roku has no control over what apps are available.  You should reach out to the makers of the app on their website and ask them to make a version for Roku. 

https://www.sparklight.com/contactus

Hi, TheFaulkners Welcome!

Thank you for sharing your concerns about the Sparklight app's not working on the Roku Device.

It is advised to reach out to app support directly, as they can offer you a solution to your issue. Take note that all features, credentials, and interfaces of an app are managed by their respective service providers. You can click on the support link provided by renojim.

Hope this will be sorted out soon.

Thanks,
Roku Community Team.