The industry’s leading streaming platforms are too expensive for a potentially huge and valuable demographic, according to Tim Clark, co-founder of IE Music and manager of Robbie Williams.

The likes of Spotify and Deezer currently charge customers around £10 per month for a full subscription, which includes the ability to stream and play ad-free music offline on their mobile devices.

Both platforms also heavily promote a cost-free tier, which allows consumers to listen to music on a desktop device for ...