When app developer Rob Tong’s son Freddie was born, he’d proudly tell his friends what a great sleeper his baby was. But many babies are during the newborn phase – they sleep most of the time anyway and are usually in the same room as their parents, comforted by their murmurs in the background.

Read more: http://www.theguardian.com/technology/2015/may/19/sleep-hero-app-children-to-go-to-sleep